Patagonia, patagonia18: 'os'

397	FRO	ond dw i ddim yn siŵr os maen nhw yn dal yno neu maen nhw wedi mynd lawr i galpónS .
		but.CONJ be.V.1S.PRES I.PRON.1S not.ADV+SM PRT sure.ADJ if.CONJ be.V.3P.PRES they.PRON.3P PRT continue.V.INFIN there.ADV or.CONJ be.V.3P.PRES they.PRON.3P after.PREP go.V.INFIN down.ADV to.PREP shed.N.M.SG
		but I'm not sure whether they're still there or they've gone down to the storehouse
578	FRO	os dach chi (y)n yfed mateS wedyn dydy (y)r te +/.
		if.CONJ be.V.2P.PRES you.PRON.2P PRT drink.V.INFIN herbal_tea.N.M.SG afterwards.ADV be.V.3S.PRES.NEG the.DET.DEF tea.N.M.SG
		if you drink maté, then tea isn't...
637	FRO	efallai na dw i ddim yn siŵr os dach chi (y)n cofio +...
		perhaps.CONJ PRT.NEG be.V.1S.PRES I.PRON.1S not.ADV+SM PRT sure.ADJ if.CONJ be.V.2P.PRES you.PRON.2P PRT remember.V.INFIN
		perhaps, no I'm not sure whether you remember...
756	FRO	mae yn siŵr os (.) bydd raid roi uh unaS +/.
		be.V.3S.PRES PRT sure.ADJ if.CONJ be.V.3S.FUT necessity.N.M.SG+SM give.V.INFIN+SM er.IM a.DET.INDEF.F.SG
		I'm sure if they have to put in , er, a...