Perhaps you should try some spelling variations:
introduction predicting » introduction predictive, introduction presenting, introduction predictors
predicting method » prediction method, predictive method, prediction methods
method recursion » method recursive, methods recursive, method decision
recursion arrays » recursion versus
arrays formulas » array formulas

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

• Adding a wildcard symbol may retrieve word variants: introduction predicting method recursion arrays formulas*.