Perhaps you should try some spelling variations:
"teaching computational in computer program" » "using computational in computer program" (Expand search), "teaching educational in computer program" (Expand search), "applying computational in computer program" (Expand search), "teaching computational and computer program" (Expand search), "teaching computational _ computer program" (Expand search), "teaching computational 3d 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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"advanced modulation java computer program\") OR (\"teaching computational in computer program\"))~".
• Removing quotes may allow a broader search: (( advanced modulation java computer program ) OR ( teaching computational in computer program ))~.
• Adding a wildcard symbol may retrieve word variants: (("advanced modulation java computer program") OR ("teaching computational in computer program"))*.