Ngā hua rapu - (( walter conservation ) OR ( water construction ))~
Kāore tō rapu - (( walter conservation ) OR ( water construction ))~ - 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 conservation ) OR ( water construction ))~".
- Mā te tāpiri tohu kārimākā e tikia atu ai pea ngā rerekētanga ā-rohe: (( walter conservation ) OR ( water construction ))*.