Perhaps you should try some spelling variations:
"advanced calculation in computer program" » "advanced glycation in computer program" (Expand search), "advanced calculation of computer program" (Expand search), "advanced calculation _ computer program" (Expand search), "advanced calculations and computer program" (Expand search)
"advanced simulation from computador program" » "advanced modulation from computador program" (Expand search), "advanced simulation from computador programas" (Expand search), "advanced simulation from computador programacao" (Expand search), "advanced simulation from computador protecao" (Expand search), "advanced simulation from computer program" (Expand search), "advanced simulation from computed program" (Expand search), "advanced simulation arte computador 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 in computer program") OR ("advanced simulation from computador program"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"advanced calculation in computer program\") OR (\"advanced simulation from computador program\"))*".
• Removing quotes may allow a broader search: (( advanced calculation in computer program ) OR ( advanced simulation from computador program ))*.