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