"airlines" - key terms from Wikipedia

airlines
airlines	flight
alaska airlines
aloha airlines
american airlines
american airlines	center
american airlines	flight
asiana airlines
ata airlines
austrian airlines
brussels airlines
canadian airlines
caribbean airlines
china airlines
china eastern airlines
china southern airlines
continental airlines
copa airlines
czech airlines
ethiopian airlines
frontier airlines
hainan airlines
hawaiian airlines
iberia airlines
indian airlines
japan airlines
japan airlines	flight
kingfisher airlines
lan airlines
lot polish airlines
malaysia airlines
midwest airlines
monarch airlines
northwest airlines
oceanic airlines
olympic airlines
pakistan international airlines
philippine airlines
saudi arabian airlines
scandinavian airlines
scandinavian airlines	system
singapore airlines
southwest airlines
tam airlines
trans world airlines
turkish airlines
turkish airlines	flight
united airlines
united airlines	flight
vietnam airlines