Ohcanbohtosat - (("twenty-21st century forecasting.") OR ("twenty-17th century forecasting."))*
Ozuin - (("twenty-21st century forecasting.") OR ("twenty-17th century forecasting."))* - eai gávdnon bohtosat.
Gánnáha geahččalit iešguđetlágán čállinhámiid:
- "twenty-21st century forecasting." »
- "twenty-17th century forecasting." »
Sáhtát oažžut lasi bohtosiid go hábmet iežat ohcama.
- Seđđon ohcamiin sáhttet gávdnot ohcanbohtosat, main leat seammasullasaš sánit: (("twenty-21st century forecasting.") OR ("twenty-17th century forecasting."))~.
- Sánit AND, OR ja NOT sáhttet moivet ohcama; geahččal lasihit aisttonmearkkaid ohcansániid birra: "((\"twenty-21st century forecasting.\") OR (\"twenty-17th century forecasting.\"))*".
- Sáhtát oažžut eanet bohtosiid go sihkut aisttonmearkkaid: (( twenty-21st century forecasting. ) OR ( twenty-17th century forecasting. ))*.