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