Ohcanbohtosat - (( Twenty-21st century Forecasting. ) OR ( Twenty-16th century Forecasting. ))~
Ozuin - (( Twenty-21st century Forecasting. ) OR ( Twenty-16th century Forecasting. ))~ - eai gávdnon bohtosat.
Gánnáha geahččalit iešguđetlágán čállinhámiid:
- 21st century »
- 16th century »
Sáhtát oažžut lasi bohtosiid go hábmet iežat ohcama.
- Sánit AND, OR ja NOT sáhttet moivet ohcama; geahččal lasihit aisttonmearkkaid ohcansániid birra: "(( Twenty-21st century Forecasting. ) OR ( Twenty-16th century Forecasting. ))~".
- Joker-mearkkaid geavahemiin sáhtát gávdnat earálágán sátnehámiid: (( Twenty-21st century Forecasting. ) OR ( Twenty-16th century Forecasting. ))*.