Ngā hua rapu - (( drugs: educativo, prevention AND policy ) OR ( drugs: educativo, prevencion AND policy ))*
Kāore tō rapu - (( drugs: educativo, prevention AND policy ) OR ( drugs: educativo, prevencion AND policy ))* - 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: (( drugs: educativo, prevention AND policy ) OR ( drugs: educativo, prevencion AND policy ))~.
- Kā taea pea e ngā kupu AND, OR me NOT tō rapu te whakapōraru; tāpiritia he tohukī: "(( drugs: educativo, prevention AND policy ) OR ( drugs: educativo, prevencion AND policy ))*".