Perhaps you should try some spelling variations:
"advanced calculation _ computer program" » "advanced glycation _ computer program" (Expand search)
"advanced simulation method computing program" » "advanced modulation method computing program" (Expand search), "advanced simulation methods computing program" (Expand search), "advanced simulation method consulting program" (Expand search), "advanced simulation method computador program" (Expand search), "advanced simulation method computer programs" (Expand search), "advanced simulation method comparing program" (Expand search), "advanced simulation methods comparing program" (Expand search), "advanced simulation method comprising 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: (("advanced calculation _ computer program") OR ("advanced simulation method computing program"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"advanced calculation _ computer program\") OR (\"advanced simulation method computing program\"))".
• Removing quotes may allow a broader search: (( advanced calculation _ computer program ) OR ( advanced simulation method computing program )).
• Adding a wildcard symbol may retrieve word variants: (("advanced calculation _ computer program") OR ("advanced simulation method computing program"))*.