Perhaps you should try some spelling variations:
"dft calculation of computation program" » "dft calculation of computational program" (Expand search), "dft calculation of computational programs" (Expand search), "dft calculation of compensation program" (Expand search), "dft calculations of computation program" (Expand search), "cost calculation of computation program" (Expand search), "_ calculation of computation program" (Expand search), "dft calculation the computation program" (Expand search)
"by computational in computing program" » "by computational in consulting program" (Expand search), "by computational in computer program" (Expand search), "by computational in computador program" (Expand search), "_ computational in computing program" (Expand search), "and computational in computing program" (Expand search), "by computational and computing program" (Expand search), "by computational _ computing program" (Expand search), "by computational 3d computing program" (Expand search), "by computational of computing 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: (("by computational in computing program") OR ("dft calculation of computation program"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"by computational in computing program\") OR (\"dft calculation of computation program\"))".
• Removing quotes may allow a broader search: (( by computational in computing program ) OR ( dft calculation of computation program )).
• Adding a wildcard symbol may retrieve word variants: (("by computational in computing program") OR ("dft calculation of computation program"))*.