English verb conjugation
COULD CONCEPTUALIZE

Regular verb: conceptualize - conceptualized - conceptualized

Affirmation

Simple form	V-ing form
I could conceptualize you could conceptualize he could conceptualize we could conceptualize you could conceptualize they could conceptualize	I could be conceptualizing you could be conceptualizing he could be conceptualizing we could be conceptualizing you could be conceptualizing they could be conceptualizing
Perfect	V-ing perfect
I could have conceptualized you could have conceptualized he could have conceptualized we could have conceptualized you could have conceptualized they could have conceptualized	I could have been conceptualizing you could have been conceptualizing he could have been conceptualizing we could have been conceptualizing you could have been conceptualizing they could have been conceptualizing

Negation

Simple form	V-ing form
I couldn't conceptualize you couldn't conceptualize he couldn't conceptualize we couldn't conceptualize you couldn't conceptualize they couldn't conceptualize	I couldn't be conceptualizing you couldn't be conceptualizing he couldn't be conceptualizing we couldn't be conceptualizing you couldn't be conceptualizing they couldn't be conceptualizing
Perfect	V-ing perfect
I couldn't have conceptualized you couldn't have conceptualized he couldn't have conceptualized we couldn't have conceptualized you couldn't have conceptualized they couldn't have conceptualized	I couldn't have been conceptualizing you couldn't have been conceptualizing he couldn't have been conceptualizing we couldn't have been conceptualizing you couldn't have been conceptualizing they couldn't have been conceptualizing

Interrogative form

Simple form	V-ing form
could I conceptualize? could you conceptualize? could he conceptualize? could we conceptualize? could you conceptualize? could they conceptualize?	could I be conceptualizing? could you be conceptualizing? could he be conceptualizing? could we be conceptualizing? could you be conceptualizing? could they be conceptualizing?
Perfect	V-ing perfect
could I have conceptualized? could you have conceptualized? could he have conceptualized? could we have conceptualized? could you have conceptualized? could they have conceptualized?	could I have been conceptualizing? could you have been conceptualizing? could he have been conceptualizing? could we have been conceptualizing? could you have been conceptualizing? could they have been conceptualizing?

Interro-negative form

Simple form	V-ing form
couldn't I conceptualize? couldn't you conceptualize? couldn't he conceptualize? couldn't we conceptualize? couldn't you conceptualize? couldn't they conceptualize?	couldn't I be conceptualizing? couldn't you be conceptualizing? couldn't he be conceptualizing? couldn't we be conceptualizing? couldn't you be conceptualizing? couldn't they be conceptualizing?
Perfect	V-ing perfect
couldn't I have conceptualized? couldn't you have conceptualized? couldn't he have conceptualized? couldn't we have conceptualized? couldn't you have conceptualized? couldn't they have conceptualized?	couldn't I have been conceptualizing? couldn't you have been conceptualizing? couldn't he have been conceptualizing? couldn't we have been conceptualizing? couldn't you have been conceptualizing? couldn't they have been conceptualizing?