Perhaps you should try some spelling variations:
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"need estimation using coding program" » "need estimation in coding program" (Expand search), "need estimation and coding program" (Expand search), "speed estimation using coding program" (Expand search), "yield estimation using coding program" (Expand search), "based estimation using coding program" (Expand search), "need estimation using cloning program" (Expand search), "need estimation using loading program" (Expand search), "need estimation using cooling programs" (Expand search), "need estimation using coping program" (Expand search), "need estimation using coating program" (Expand search), "need estimation using cooking program" (Expand search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("using computational code coding program") OR ("need estimation using coding program"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"using computational code coding program\") OR (\"need estimation using coding program\"))*".
• Removing quotes may allow a broader search: (( using computational code coding program ) OR ( need estimation using coding program ))*.