could google
Regular verb: google - googled- googled

Affirmation 	
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I could google
you could google
he could google
we could google
you could google
they could google 	I could be googling
you could be googling
he could be googling
we could be googling
you could be googling
they could be googling	I could have googled
you could have googled
he could have googled
we could have googled
you could have googled
they could have googled	I could have been googling
you could have been googling
he could have been googling
we could have been googling
you could have been googling
they could have been googling	

Negation 	
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I couldn't google
you couldn't google
he couldn't google
we couldn't google
you couldn't google
they couldn't google 	I couldn't be googling
you couldn't be googling
he couldn't be googling
we couldn't be googling
you couldn't be googling
they couldn't be googling	I couldn't have googled
you couldn't have googled
he couldn't have googled
we couldn't have googled
you couldn't have googled
they couldn't have googled	I couldn't have been googling
you couldn't have been googling
he couldn't have been googling
we couldn't have been googling
you couldn't have been googling
they couldn't have been googling	

Interrogative form 	
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could I google?
could you google?
could he google?
could we google?
could you google?
could they google? 	could I be googling?
could you be googling?
could he be googling?
could we be googling?
could you be googling?
could they be googling? 	could I have googled?
could you have googled?
could he have googled?
could we have googled?
could you have googled?
could they have googled? 	could I have been googling?
could you have been googling?
could he have been googling?
could we have been googling?
could you have been googling?
could they have been googling? 	

Interro-negative form 	
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couldn't I google?
couldn't you google?
couldn't he google?
couldn't we google?
couldn't you google?
couldn't they google? 	couldn't I be googling?
couldn't you be googling?
couldn't he be googling?
couldn't we be googling?
couldn't you be googling?
couldn't they be googling? 	couldn't I have googled?
couldn't you have googled?
couldn't he have googled?
couldn't we have googled?
couldn't you have googled?
couldn't they have googled? 	couldn't I have been googling?
couldn't you have been googling?
couldn't he have been googling?
couldn't we have been googling?
couldn't you have been googling?
couldn't they have been googling?