I can search you can search she can search we can search you can search they can search
Forma com V-ing
I can be searching you can be searching she can be searching we can be searching you can be searching they can be searching
Perfeito
I can have searched you can have searched she can have searched we can have searched you can have searched they can have searched
Perfeito com V-ing
I can have been searching you can have been searching she can have been searching we can have been searching you can have been searching they can have been searching
Negação
Forma simple
I cannot search you cannot search she cannot search we cannot search you cannot search they cannot search
Forma com V-ing
I cannot be searching you cannot be searching she cannot be searching we cannot be searching you cannot be searching they cannot be searching
Perfeito
I cannot have searched you cannot have searched she cannot have searched we cannot have searched you cannot have searched they cannot have searched
Perfeito com V-ing
I cannot have been searching you cannot have been searching she cannot have been searching we cannot have been searching you cannot have been searching they cannot have been searching
Forma interrogativa
Forma simple
can I search? can you search? can she search? can we search? can you search? can they search?
Forma com V-ing
can I be searching? can you be searching? can she be searching? can we be searching? can you be searching? can they be searching?
Perfeito
can I have searched? can you have searched? can she have searched? can we have searched? can you have searched? can they have searched?
Perfeito com V-ing
can I have been searching? can you have been searching? can she have been searching? can we have been searching? can you have been searching? can they have been searching?
Forma interro-Negação
Forma simple
can I not search? can you not search? can she not search? can we not search? can you not search? can they not search?
Forma com V-ing
can I not be searching? can you not be searching? can she not be searching? can we not be searching? can you not be searching? can they not be searching?
Perfeito
can I not have searched? can you not have searched? can she not have searched? can we not have searched? can you not have searched? can they not have searched?
Perfeito com V-ing
can I not have been searching? can you not have been searching? can she not have been searching? can we not have been searching? can you not have been searching? can they not have been searching?