Perhaps you should try some spelling variations:
"feed conversion vector coding program" » "feed conversion reactor coding program" (Expand search), "feed conversion factor coding program" (Expand search), "feed conversion factors coding program" (Expand search), "feed conversion vector cloning program" (Expand search), "feed conversion vector loading program" (Expand search), "feed conversion vector cooling programs" (Expand search), "fed conversion vector coding program" (Expand search)
"advanced coding python python programming" » "advanced modeling python python programming" (Expand search), "advanced coatings python python programming" (Expand search), "advanced cutting python python programming" (Expand search), "advanced codigo python python programming" (Expand search), "advanced codigos python python programming" (Expand search), "advanced using python python programming" (Expand search), "advanced coding pythons python programming" (Expand search), "advanced coding piton python programming" (Expand search), "advanced coding pitons python 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: (("feed conversion vector coding program") OR ("advanced coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"feed conversion vector coding program\") OR (\"advanced coding python python programming\"))*".
• Removing quotes may allow a broader search: (( feed conversion vector coding program ) OR ( advanced coding python python programming ))*.