could visa
Regular verb: visa - visaed- visaed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could visa
you could visa
she could visa
we could visa
you could visa
they could visa 	I could be visaing
you could be visaing
she could be visaing
we could be visaing
you could be visaing
they could be visaing	I could have visaed
you could have visaed
she could have visaed
we could have visaed
you could have visaed
they could have visaed	I could have been visaing
you could have been visaing
she could have been visaing
we could have been visaing
you could have been visaing
they could have been visaing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't visa
you couldn't visa
she couldn't visa
we couldn't visa
you couldn't visa
they couldn't visa 	I couldn't be visaing
you couldn't be visaing
she couldn't be visaing
we couldn't be visaing
you couldn't be visaing
they couldn't be visaing	I couldn't have visaed
you couldn't have visaed
she couldn't have visaed
we couldn't have visaed
you couldn't have visaed
they couldn't have visaed	I couldn't have been visaing
you couldn't have been visaing
she couldn't have been visaing
we couldn't have been visaing
you couldn't have been visaing
they couldn't have been visaing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I visa?
could you visa?
could she visa?
could we visa?
could you visa?
could they visa? 	could I be visaing?
could you be visaing?
could she be visaing?
could we be visaing?
could you be visaing?
could they be visaing? 	could I have visaed?
could you have visaed?
could she have visaed?
could we have visaed?
could you have visaed?
could they have visaed? 	could I have been visaing?
could you have been visaing?
could she have been visaing?
could we have been visaing?
could you have been visaing?
could they have been visaing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I visa?
couldn't you visa?
couldn't she visa?
couldn't we visa?
couldn't you visa?
couldn't they visa? 	couldn't I be visaing?
couldn't you be visaing?
couldn't she be visaing?
couldn't we be visaing?
couldn't you be visaing?
couldn't they be visaing? 	couldn't I have visaed?
couldn't you have visaed?
couldn't she have visaed?
couldn't we have visaed?
couldn't you have visaed?
couldn't they have visaed? 	couldn't I have been visaing?
couldn't you have been visaing?
couldn't she have been visaing?
couldn't we have been visaing?
couldn't you have been visaing?
couldn't they have been visaing?