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