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