Patagonia, patagonia20: 'fuon'

36	CEC	y peth <dw i> [/] dw i ddim yn [/] (.) yn rhy gyfarwydd xxx pryd fuon nhw (y)n byw yma ?
		the.DET.DEF thing.N.M.SG be.V.1S.PRES I.PRON.1S be.V.1S.PRES I.PRON.1S not.ADV+SM PRT PRT too.ADJ skilled.ADJ+SM.[or].familiar.ADJ+SM when.INT be.V.3P.PAST+SM they.PRON.3P PRT live.V.INFIN here.ADV
		the thing I'm not too confident about [...] when did they live here?
39	CEC	+< cyn mynd i DrelewCS neu fuon nhw yn NhrelewCS a fuon nhw yna a wedyn aethon nhw (y)n_ôl i DrelewCS ?
		before.PREP go.V.INFIN to.PREP name or.CONJ be.V.3P.PAST+SM they.PRON.3P in.PREP name and.CONJ be.V.3P.PAST+SM they.PRON.3P there.ADV and.CONJ afterwards.ADV go.V.3P.PAST they.PRON.3P back.ADV to.PREP name
		before going to Trelew, or were they in Trelew and they were there and then they went back to Trelew?
39	CEC	+< cyn mynd i DrelewCS neu fuon nhw yn NhrelewCS a fuon nhw yna a wedyn aethon nhw (y)n_ôl i DrelewCS ?
		before.PREP go.V.INFIN to.PREP name or.CONJ be.V.3P.PAST+SM they.PRON.3P in.PREP name and.CONJ be.V.3P.PAST+SM they.PRON.3P there.ADV and.CONJ afterwards.ADV go.V.3P.PAST they.PRON.3P back.ADV to.PREP name
		before going to Trelew, or were they in Trelew and they were there and then they went back to Trelew?