Ngā hua rapu - chemical (engineer OR engineers)*
Kāore tō rapu - chemical (engineer OR engineers)* - 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: chemical (engineer OR engineers)~.
- Kā taea pea e ngā kupu AND, OR me NOT tō rapu te whakapōraru; tāpiritia he tohukī: "chemical (engineer OR engineers)*".