Perhaps you should try some spelling variations:
"coder _ studying algorithm array" » "coder _ tuning algorithm array" (Expand search), "coder _ stealing algorithm array" (Expand search), "coder _ stemming algorithm array" (Expand search), "coder _ studying algoritmos array" (Expand search), "coder _ studying algorithm aaa" (Expand search), "coder _ studying algorithm binary" (Expand search)
"via python python python programming" » "via pythons python python programming" (Expand search), "via piton python python programming" (Expand search), "via pitons python python programming" (Expand search), "in 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 _ studying algorithm array") OR ("via python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder _ studying algorithm array\") OR (\"via python python python programming\"))".
• Removing quotes may allow a broader search: (( coder _ studying algorithm array ) OR ( via python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder _ studying algorithm array") OR ("via python python python programming"))*.