Perhaps you should try some spelling variations:
"coder _ visualization algorithm variation" » "coder _ localization algorithm variation" (Expand search), "coder _ realization algorithm variation" (Expand search), "coder _ simulation algorithm variation" (Expand search), "coder _ visualization algorithm validation" (Expand search), "coder _ visualization algorithm evaluation" (Expand search), "coder _ visualization algorithm derivation" (Expand search)
"api pythons python python programming" » "api pitons python python programming" (Expand search), "api piton python python programming" (Expand search), "api pythons piton python programming" (Expand search), "api pythons pitons python programming" (Expand search), "api pythons pytm python programming" (Expand search), "api python 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 _ visualization algorithm variation") OR ("api pythons python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder _ visualization algorithm variation\") OR (\"api pythons python python programming\"))".
• Removing quotes may allow a broader search: (( coder _ visualization algorithm variation ) OR ( api pythons python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder _ visualization algorithm variation") OR ("api pythons python python programming"))*.