Perhaps you should try some spelling variations:
"the propagation and precoder program" » "the propagation and proder program" (Expand search), "the propagation and recovery program" (Expand search), "the propagation and precoce programa" (Expand search), "wave propagation and precoder program" (Expand search), "the propagation in precoder program" (Expand search), "the propagation of precoder program" (Expand search), "the propagation model precoder program" (Expand search), "the propagation and precore program" (Expand search), "the propagation and decoder program" (Expand search), "the propagation and precede program" (Expand search)
"using coding python python programming" » "using codigo python python programming" (Expand search), "using codigos python python programming" (Expand search), "using using python python programming" (Expand search), "using coding pythons python programming" (Expand search), "using coding piton python programming" (Expand search), "using coding pitons python programming" (Expand search), "using coping python python programming" (Expand search), "using coating python python programming" (Expand search), "using cooking python python 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: "((\"the propagation and precoder program\") OR (\"using coding python python programming\"))~".
• Removing quotes may allow a broader search: (( the propagation and precoder program ) OR ( using coding python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("the propagation and precoder program") OR ("using coding python python programming"))*.