Ngā hua rapu - "((\"((soil construction) OR (soil conservation))\") OR (\"soil consultation\"))"
Kāore tō rapu - "((\"((soil construction) OR (soil conservation))\") OR (\"soil 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: "\"((\\"((soil construction) OR (soil conservation))\\") OR (\\"soil consultation\\"))\"".
- Mā te tango tohukī e tukua ai pea he rapu whānui ake: (( ((soil construction) OR (soil conservation)) ) OR ( soil consultation )).