Perhaps you should try some spelling variations:
ventilation algorithm » estimation algorithm, estimation algorithms, evolution algorithm
passive ventilation » adaptive ventilation, invasive ventilation
forecasting method » focusing method, forecasting mixed
code forecasting » _ forecasting, a forecasting
method algorithm » mom algorithm
modified passive » modified adaptive

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (( code forecasting method algorithm ) OR ( modified passive ventilation algorithm ))~.
• Adding a wildcard symbol may retrieve word variants: (( code forecasting method algorithm ) or ( modified passive ventilation algorithm ))*.