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