Ngā hua rapu - ((mechanics engineering) OR (civil engineering))
Kāore tō rapu - ((mechanics engineering) OR (civil engineering)) - i ōrite ki tētahi rauemi.
Ka taea pea ētahi hua anō mā te whakakē i tō uiui rapu.
- Mā te whakahaere i te rapu makaro e tīkina atu ai pea ngā kupu he ōrite te takikupu: ((mechanics engineering) OR (civil engineering))~.
- Kā taea pea e ngā kupu AND, OR me NOT tō rapu te whakapōraru; tāpiritia he tohukī: "((mechanics engineering) OR (civil engineering))".
- Mā te tāpiri tohu kārimākā e tikia atu ai pea ngā rerekētanga ā-rohe: ((mechanics engineering) OR (civil engineering))*.