could debug
Verbo regular: debug - debugged- debugged

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could debug
you could debug
she could debug
we could debug
you could debug
they could debug 	I could be debugging
you could be debugging
she could be debugging
we could be debugging
you could be debugging
they could be debugging	I could have debugged
you could have debugged
she could have debugged
we could have debugged
you could have debugged
they could have debugged	I could have been debugging
you could have been debugging
she could have been debugging
we could have been debugging
you could have been debugging
they could have been debugging	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I couldn't debug
you couldn't debug
she couldn't debug
we couldn't debug
you couldn't debug
they couldn't debug 	I couldn't be debugging
you couldn't be debugging
she couldn't be debugging
we couldn't be debugging
you couldn't be debugging
they couldn't be debugging	I couldn't have debugged
you couldn't have debugged
she couldn't have debugged
we couldn't have debugged
you couldn't have debugged
they couldn't have debugged	I couldn't have been debugging
you couldn't have been debugging
she couldn't have been debugging
we couldn't have been debugging
you couldn't have been debugging
they couldn't have been debugging	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I debug?
could you debug?
could she debug?
could we debug?
could you debug?
could they debug? 	could I be debugging?
could you be debugging?
could she be debugging?
could we be debugging?
could you be debugging?
could they be debugging? 	could I have debugged?
could you have debugged?
could she have debugged?
could we have debugged?
could you have debugged?
could they have debugged? 	could I have been debugging?
could you have been debugging?
could she have been debugging?
could we have been debugging?
could you have been debugging?
could they have been debugging? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
couldn't I debug?
couldn't you debug?
couldn't she debug?
couldn't we debug?
couldn't you debug?
couldn't they debug? 	couldn't I be debugging?
couldn't you be debugging?
couldn't she be debugging?
couldn't we be debugging?
couldn't you be debugging?
couldn't they be debugging? 	couldn't I have debugged?
couldn't you have debugged?
couldn't she have debugged?
couldn't we have debugged?
couldn't you have debugged?
couldn't they have debugged? 	couldn't I have been debugging?
couldn't you have been debugging?
couldn't she have been debugging?
couldn't we have been debugging?
couldn't you have been debugging?
couldn't they have been debugging?