Ohcanbohtosat - \ ((\\ drama 20th century.\\ ) OR (\\ drama ((first century) OR (21st century)).\\ ))\*
Ozuin - \ ((\\ drama 20th century.\\ ) OR (\\ drama ((first century) OR (21st century)).\\ ))\* - eai gávdnon bohtosat.
Gánnáha geahččalit iešguđetlágán čállinhámiid:
- 20th century »
 - 21st century »
 - drama 20th »
 
Sáhtát oažžut lasi bohtosiid go hábmet iežat ohcama.
- Seđđon ohcamiin sáhttet gávdnot ohcanbohtosat, main leat seammasullasaš sánit: \ ((\\ drama 20th century.\\ ) OR (\\ drama ((first century) OR (21st century)).\\ ))\~.
 - Sánit AND, OR ja NOT sáhttet moivet ohcama; geahččal lasihit aisttonmearkkaid ohcansániid birra: "\ ((\\ drama 20th century.\\ ) OR (\\ drama ((first century) OR (21st century)).\\ ))\*".