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