Ohcanbohtosat - (environmental OR environment) ((protection oceania) OR (preventive oceania)) landing.~
Ozuin - (environmental OR environment) ((protection oceania) OR (preventive oceania)) landing.~ - eai gávdnon bohtosat.
Gánnáha geahččalit iešguđetlágán čállinhámiid:
- protection oceania »
- preventive 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) ((protection oceania) OR (preventive oceania)) landing.~".
- Joker-mearkkaid geavahemiin sáhtát gávdnat earálágán sátnehámiid: (environmental OR environment) ((protection oceania) OR (preventive oceania)) landing.*.