dictionary.pt
we would have / there would be
verbformaluncommon/ɐvɨˈɾjɐmuʃ/ha·ve·ri·a·mos
Definition
1First person plural conditional of the verb 'haver' (to have). Used mainly as an auxiliary verb to form the conditional perfect, or in the sense of 'there would be'.
In modern European Portuguese, this form is grammatically correct but less common in casual speech, where 'teríamos' (we would have) is often preferred.
Usage examples
“We would have gone if we had known.”
“There would be many problems if we proceeded.”