could delocalise
Regular verb: delocalise - delocalised- delocalised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could delocalise
you could delocalise
she could delocalise
we could delocalise
you could delocalise
they could delocalise 	I could be delocalising
you could be delocalising
she could be delocalising
we could be delocalising
you could be delocalising
they could be delocalising	I could have delocalised
you could have delocalised
she could have delocalised
we could have delocalised
you could have delocalised
they could have delocalised	I could have been delocalising
you could have been delocalising
she could have been delocalising
we could have been delocalising
you could have been delocalising
they could have been delocalising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't delocalise
you couldn't delocalise
she couldn't delocalise
we couldn't delocalise
you couldn't delocalise
they couldn't delocalise 	I couldn't be delocalising
you couldn't be delocalising
she couldn't be delocalising
we couldn't be delocalising
you couldn't be delocalising
they couldn't be delocalising	I couldn't have delocalised
you couldn't have delocalised
she couldn't have delocalised
we couldn't have delocalised
you couldn't have delocalised
they couldn't have delocalised	I couldn't have been delocalising
you couldn't have been delocalising
she couldn't have been delocalising
we couldn't have been delocalising
you couldn't have been delocalising
they couldn't have been delocalising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I delocalise?
could you delocalise?
could she delocalise?
could we delocalise?
could you delocalise?
could they delocalise? 	could I be delocalising?
could you be delocalising?
could she be delocalising?
could we be delocalising?
could you be delocalising?
could they be delocalising? 	could I have delocalised?
could you have delocalised?
could she have delocalised?
could we have delocalised?
could you have delocalised?
could they have delocalised? 	could I have been delocalising?
could you have been delocalising?
could she have been delocalising?
could we have been delocalising?
could you have been delocalising?
could they have been delocalising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I delocalise?
couldn't you delocalise?
couldn't she delocalise?
couldn't we delocalise?
couldn't you delocalise?
couldn't they delocalise? 	couldn't I be delocalising?
couldn't you be delocalising?
couldn't she be delocalising?
couldn't we be delocalising?
couldn't you be delocalising?
couldn't they be delocalising? 	couldn't I have delocalised?
couldn't you have delocalised?
couldn't she have delocalised?
couldn't we have delocalised?
couldn't you have delocalised?
couldn't they have delocalised? 	couldn't I have been delocalising?
couldn't you have been delocalising?
couldn't she have been delocalising?
couldn't we have been delocalising?
couldn't you have been delocalising?
couldn't they have been delocalising?