Ngā hua rapu - (("drugs: educacion, prevencion and policy") OR ("drugs: reduccion, prevencion and policy"))~
Kāore tō rapu - (("drugs: educacion, prevencion and policy") OR ("drugs: reduccion, prevencion and policy"))~ - 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: "((\"drugs: educacion, prevencion and policy\") OR (\"drugs: reduccion, prevencion and policy\"))~".
- Mā te tango tohukī e tukua ai pea he rapu whānui ake: (( drugs: educacion, prevencion and policy ) OR ( drugs: reduccion, prevencion and policy ))~.
- Mā te tāpiri tohu kārimākā e tikia atu ai pea ngā rerekētanga ā-rohe: (("drugs: educacion, prevencion and policy") OR ("drugs: reduccion, prevencion and policy"))*.