Ohcanbohtosat - (( materials health (services. OR devices.) ) OR ( materials health services. ))
Ozuin - (( materials health (services. OR devices.) ) OR ( materials health services. )) - eai gávdnon bohtosat.
Gánnáha geahččalit iešguđetlágán čállinhámiid:
- materials health »
Sáhtát oažžut lasi bohtosiid go hábmet iežat ohcama.
- Seđđon ohcamiin sáhttet gávdnot ohcanbohtosat, main leat seammasullasaš sánit: (( materials health (services. OR devices.) ) OR ( materials health services. ))~.
- Sánit AND, OR ja NOT sáhttet moivet ohcama; geahččal lasihit aisttonmearkkaid ohcansániid birra: "(( materials health (services. OR devices.) ) OR ( materials health services. ))".
- Joker-mearkkaid geavahemiin sáhtát gávdnat earálágán sátnehámiid: (( materials health (services. OR devices.) ) OR ( materials health services. ))*.