Ngā hua rapu - "(water OR walter) (conservation" OR construction")*
Kāore tō rapu - "(water OR walter) (conservation" OR construction")* - i ōrite ki tētahi rauemi.
Me whakamātau pea he takikupu rerekē:
- conservation" »
Ka taea pea ētahi hua anō mā te whakakē i tō uiui rapu.
- Mā te whakahaere i te rapu makaro e tīkina atu ai pea ngā kupu he ōrite te takikupu: "(water OR walter) (conservation" OR construction")~.
- Kā taea pea e ngā kupu AND, OR me NOT tō rapu te whakapōraru; tāpiritia he tohukī: "\"(water OR walter) (conservation\" OR construction\")*".
- Mā te tango tohukī e tukua ai pea he rapu whānui ake: (water OR walter) (conservation OR construction )*.