Ngā hua rapu - (("((water construction) OR (water conservation))") OR ("expert consultation"))~
Kāore tō rapu - (("((water 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: "((\"((water construction) OR (water conservation))\") OR (\"expert consultation\"))~".
- Mā te tango tohukī e tukua ai pea he rapu whānui ake: (( ((water construction) OR (water conservation)) ) OR ( expert consultation ))~.
- Mā te tāpiri tohu kārimākā e tikia atu ai pea ngā rerekētanga ā-rohe: (("((water construction) OR (water conservation))") OR ("expert consultation"))*.