Perhaps you should try some spelling variations:
"using computational _ computing program" » "and computational _ computing program" (Expand search), "using computational _ consulting program" (Expand search), "using computational _ computador program" (Expand search), "using computational _ computer programs" (Expand search)
"applying computational and computer program" » "applying computational fluid computer program" (Expand search), "applying computational _ computer 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: (("applying computational and computer program") OR ("using computational _ computing program"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"applying computational and computer program\") OR (\"using computational _ computing program\"))".
• Removing quotes may allow a broader search: (( applying computational and computer program ) OR ( using computational _ computing program )).
• Adding a wildcard symbol may retrieve word variants: (("applying computational and computer program") OR ("using computational _ computing program"))*.