Perhaps you should try some spelling variations:
"using combinator mimo precoder program" » "using combination mimo precoder program" (Expand search), "using combinatorial mimo precoder program" (Expand search), "using combinations mimo precoder program" (Expand search), "using combinator mimo proder program" (Expand search), "using combinator mimo recovery program" (Expand search), "using combinator mimo precoce programa" (Expand search), "using combinator mito precoder program" (Expand search), "using combinator mim precoder program" (Expand search), "using combinator mico precoder program" (Expand search)
"advanced python programming time programming" » "advanced python programming the programming" (Expand search), "advanced python programming to programming" (Expand search), "advanced python programming code programming" (Expand search), "advanced python programming line programming" (Expand search), "advanced python programming game programming" (Expand search), "advanced method programming time programming" (Expand search), "advanced path programming time programming" (Expand search), "advanced symphony programming time programming" (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: "((\"using combinator mimo precoder program\") OR (\"advanced python programming time programming\"))~".
• Removing quotes may allow a broader search: (( using combinator mimo precoder program ) OR ( advanced python programming time programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("using combinator mimo precoder program") OR ("advanced python programming time programming"))*.