Ohcanbohtosat - (( materials health services. ) OR ( materials health (services. OR series.) ))~
Ozuin - (( materials health services. ) OR ( materials health (services. OR 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 services. ) OR ( materials health (services. OR series.) ))~".
- Joker-mearkkaid geavahemiin sáhtát gávdnat earálágán sátnehámiid: (( materials health services. ) OR ( materials health (services. OR series.) ))*.