E pi, which can be shortened to pi in fast speech, is used for both nominal and verbal conjunction. It can also be used to express 'neither ... nor...':
na pa ta kusa e pi kusin?
[EXIST NEG 2SG male.cousin CONJ female.cousin]
'You have neither a male nor a female cousin?' (Ehrhart 1993: 205)
Source: Ehrhart 1993: 205
Source: Ehrhart 1993: 225
Source: Ehrhart 1993: 250
Source: Ehrhart 1993: 218