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