Perhaps you should try some spelling variations:
"advanced computational and computer program" » "and computational and computer program" (Expand search), "based computational and computer program" (Expand search), "advanced computational fluid computer program" (Expand search), "advanced computational _ computer program" (Expand search)
"advanced modulation java computer program" » "advanced calculation java computer program" (Expand search), "advanced oxidation java computer program" (Expand search), "advanced modulation banda computer program" (Expand search), "advanced modulation and computer program" (Expand search), "advanced modulation at 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: (("advanced computational and computer program") OR ("advanced modulation java computer program"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"advanced computational and computer program\") OR (\"advanced modulation java computer program\"))*".
• Removing quotes may allow a broader search: (( advanced computational and computer program ) OR ( advanced modulation java computer program ))*.