Ohcanbohtosat - (((("soil consultation") OR ("soil conservation"))) OR ("soil construction"))~
Ozuin - (((("soil consultation") OR ("soil conservation"))) OR ("soil construction"))~ - eai gávdnon bohtosat.
Sáhtát oažžut lasi bohtosiid go hábmet iežat ohcama.
- Sánit AND, OR ja NOT sáhttet moivet ohcama; geahččal lasihit aisttonmearkkaid ohcansániid birra: "((((\"soil consultation\") OR (\"soil conservation\"))) OR (\"soil construction\"))~".
- Sáhtát oažžut eanet bohtosiid go sihkut aisttonmearkkaid: (((( soil consultation ) OR ( soil conservation ))) OR ( soil construction ))~.
- Joker-mearkkaid geavahemiin sáhtát gávdnat earálágán sátnehámiid: (((("soil consultation") OR ("soil conservation"))) OR ("soil construction"))*.