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 modulation and computation program" » "advanced oxidation and computation program" (Expand search), "advanced modulation and computational program" (Expand search), "advanced modulation and computational programs" (Expand search), "advanced modulation and compensation program" (Expand search), "advanced modulation of computation program" (Expand search), "advanced modulation in computation 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 calculation in computer program\") OR (\"advanced modulation and computation program\"))~".
• Removing quotes may allow a broader search: (( advanced calculation in computer program ) OR ( advanced modulation and computation program ))~.
• Adding a wildcard symbol may retrieve word variants: (("advanced calculation in computer program") OR ("advanced modulation and computation program"))*.