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