Perhaps you should try some spelling variations:
"coder duplication on coding program" » "code application on coding program" (Expand search), "coded replication on coding program" (Expand search), "codes application on coding program" (Expand search), "coder duplication of coding program" (Expand search), "coder duplication in coding program" (Expand search), "coder duplication and coding program" (Expand search), "coder duplication on cloning program" (Expand search), "coder duplication on loading program" (Expand search), "coder duplication on cooling programs" (Expand search), "coder duplication non coding program" (Expand search)
"_ python python python programming" » "_ pythons python python programming" (Expand search), "_ piton python python programming" (Expand search), "_ pitons python 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: (("coder duplication on coding program") OR ("_ python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder duplication on coding program\") OR (\"_ python python python programming\"))".
• Removing quotes may allow a broader search: (( coder duplication on coding program ) OR ( _ python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder duplication on coding program") OR ("_ python python python programming"))*.