Ohcanbohtosat - "(environmental OR environment) prevention oceania (planning." OR playing.")~
Ozuin - "(environmental OR environment) prevention oceania (planning." OR playing.")~ - eai gávdnon bohtosat.
Gánnáha geahččalit iešguđetlágán čállinhámiid:
- prevention oceania »
Sáhtát oažžut lasi bohtosiid go hábmet iežat ohcama.
- Sánit AND, OR ja NOT sáhttet moivet ohcama; geahččal lasihit aisttonmearkkaid ohcansániid birra: "\"(environmental OR environment) prevention oceania (planning.\" OR playing.\")~".
- Sáhtát oažžut eanet bohtosiid go sihkut aisttonmearkkaid: (environmental OR environment) prevention oceania (planning. OR playing. )~.
- Joker-mearkkaid geavahemiin sáhtát gávdnat earálágán sátnehámiid: "(environmental OR environment) prevention oceania (planning." OR playing.")*.