Perhaps you should try some spelling variations:
"codigo computacional python computer program" » "modelo computacional python computer program" (Expand search), "estudo computacional python computer program" (Expand search), "codigo computacional vision computer program" (Expand search), "codigo computacional phet computer program" (Expand search), "codigo computacional ptolomy computer program" (Expand search)
"advanced modulation and coding program" » "advanced calculation and coding program" (Expand search), "advanced oxidation and coding program" (Expand search), "advanced modulation in coding program" (Expand search), "advanced modulation of coding program" (Expand search), "advanced modulation and cloning program" (Expand search), "advanced modulation and loading program" (Expand search), "advanced modulation and cooling programs" (Expand search), "advanced modulation and coping program" (Expand search), "advanced modulation and cooling program" (Expand search), "advanced modulation and cooking 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: "((\"codigo computacional python computer program\") OR (\"advanced modulation and coding program\"))~".
• Removing quotes may allow a broader search: (( codigo computacional python computer program ) OR ( advanced modulation and coding program ))~.
• Adding a wildcard symbol may retrieve word variants: (("codigo computacional python computer program") OR ("advanced modulation and coding program"))*.