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