Perhaps you should try some spelling variations:
"using combinatoriais _ precoder program" » "using combinatorial _ precoder program" (Expand search), "using combinations _ precoder program" (Expand search), "using combinator _ precoder program" (Expand search), "using combinatoriais _ proder program" (Expand search), "using combinatoriais _ recovery program" (Expand search), "using combinatoriais _ precoce programa" (Expand search)
"advanced python programming in programming" » "advanced method programming in programming" (Expand search), "advanced path programming in programming" (Expand search), "advanced symphony programming in programming" (Expand search), "advanced python programming and programming" (Expand search), "advanced python programming _ programming" (Expand search), "advanced python programming c programming" (Expand search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("using combinatoriais _ precoder program") OR ("advanced python programming in programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"using combinatoriais _ precoder program\") OR (\"advanced python programming in programming\"))".
• Removing quotes may allow a broader search: (( using combinatoriais _ precoder program ) OR ( advanced python programming in programming )).
• Adding a wildcard symbol may retrieve word variants: (("using combinatoriais _ precoder program") OR ("advanced python programming in programming"))*.