Ohcanbohtosat - (( factors united states biography ) OR ( factors united states geography ))*
Ozuin - (( factors united states biography ) OR ( factors united states geography ))* - eai gávdnon bohtosat.
Gánnáha geahččalit iešguđetlágán čállinhámiid:
- factors united »
Sáhtát oažžut lasi bohtosiid go hábmet iežat ohcama.
- Seđđon ohcamiin sáhttet gávdnot ohcanbohtosat, main leat seammasullasaš sánit: (( factors united states biography ) OR ( factors united states geography ))~.
- Sánit AND, OR ja NOT sáhttet moivet ohcama; geahččal lasihit aisttonmearkkaid ohcansániid birra: "(( factors united states biography ) OR ( factors united states geography ))*".