Ngā hua rapu - (("walter construction") OR ((("water conservation") OR ("expert consultation"))))~
Kāore tō rapu - (("walter construction") OR ((("water conservation") OR ("expert consultation"))))~ - i ōrite ki tētahi rauemi.
Ka taea pea ētahi hua anō mā te whakakē i tō uiui rapu.
- Kā taea pea e ngā kupu AND, OR me NOT tō rapu te whakapōraru; tāpiritia he tohukī: "((\"walter construction\") OR (((\"water conservation\") OR (\"expert consultation\"))))~".
- Mā te tango tohukī e tukua ai pea he rapu whānui ake: (( walter construction ) OR ((( water conservation ) OR ( expert consultation ))))~.
- Mā te tāpiri tohu kārimākā e tikia atu ai pea ngā rerekētanga ā-rohe: (("walter construction") OR ((("water conservation") OR ("expert consultation"))))*.