Perhaps you should try some spelling variations:
optimization algorithms » optimisation algorithm, estimation algorithms, estimation algorithm
forecasting method » focusing method, forecasting mixed
code forecasting » _ forecasting, a forecasting
method algorithm » mom algorithm
df optimization » _ optimization, qoe optimization, _ optimisation
modified df » modified _, modified adam, modified bi1

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( code forecasting method algorithm ) OR ( modified df optimization algorithms ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( code forecasting method algorithm ) OR ( modified df optimization algorithms ))".
• Adding a wildcard symbol may retrieve word variants: (( code forecasting method algorithm ) OR ( modified df optimization algorithms ))*.