Ohcanbohtosat - (("engineering laboratory bureaus.") OR ("engineering laboratories bureaus."))~

Ozuin - (("engineering laboratory bureaus.") OR ("engineering laboratories bureaus."))~ - eai gávdnon bohtosat.

Sáhtát oažžut lasi bohtosiid go hábmet iežat ohcama.

Sánit AND, OR ja NOT sáhttet moivet ohcama; geahččal lasihit aisttonmearkkaid ohcansániid birra: "((\"engineering laboratory bureaus.\") OR (\"engineering laboratories bureaus.\"))~".
Sáhtát oažžut eanet bohtosiid go sihkut aisttonmearkkaid: (( engineering laboratory bureaus. ) OR ( engineering laboratories bureaus. ))~.
Joker-mearkkaid geavahemiin sáhtát gávdnat earálágán sátnehámiid: (("engineering laboratory bureaus.") OR ("engineering laboratories bureaus."))*.