Perhaps you should try some spelling variations:
"advanced modulation and computer program" » "advanced calculation and computer program" (Expand search), "advanced oxidation and computer program" (Expand search), "advanced modulation in computer program" (Expand search), "advanced modulation of computer program" (Expand search), "advanced modulation _ computer program" (Expand search)
"advanced simulation of computation program" » "advanced calculation of computation program" (Expand search), "advanced simulation of computational program" (Expand search), "advanced simulation of computational programs" (Expand search), "advanced simulation of compensation program" (Expand search), "advanced simulation the computation program" (Expand search)

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