Ngā hua rapu - (("bibliography 20th century") OR ("geography 20th century"))~
Kāore tō rapu - (("bibliography 20th century") OR ("geography 20th century"))~ - i ōrite ki tētahi rauemi.
Me whakamātau pea he takikupu rerekē:
- "bibliography 20th century" »
- "geography 20th century" »
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: "((\"bibliography 20th century\") OR (\"geography 20th century\"))~".
- Mā te tango tohukī e tukua ai pea he rapu whānui ake: (( bibliography 20th century ) OR ( geography 20th century ))~.
- Mā te tāpiri tohu kārimākā e tikia atu ai pea ngā rerekētanga ā-rohe: (("bibliography 20th century") OR ("geography 20th century"))*.