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