Perhaps you should try some spelling variations:
"advanced modulation in computer program" » "advanced calculation in computer program" (Expand search), "advanced oxidation in computer program" (Expand search), "advanced modulation of computer program" (Expand search), "advanced modulation _ computer program" (Expand search)
"advanced simulation target computing program" » "advanced calculation target computing program" (Expand search), "advanced inflation target computing program" (Expand search), "advanced simulation agent computing program" (Expand search), "advanced simulacao target computing program" (Expand search), "advanced simulation target consulting program" (Expand search), "advanced simulation target computador program" (Expand search), "advanced simulation target computer programs" (Expand search), "advanced simulation target costing program" (Expand search), "advanced simulation trust computing program" (Expand search)

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• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"advanced simulation target computing program\") OR (\"advanced modulation in computer program\"))~".
• Removing quotes may allow a broader search: (( advanced simulation target computing program ) OR ( advanced modulation in computer program ))~.
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