Perhaps you should try some spelling variations:
"coder _ complexity algoritmos array" » "coder _ complexity algorithms array" (Expand search), "coder _ complexity algorithm array" (Expand search), "coder _ complexidade algoritmos array" (Expand search), "coder _ complexity algoritmos fuzzy" (Expand search)
"monty python python python programming" » "monty pythons python python programming" (Expand search), "monty piton python python programming" (Expand search), "monty pitons python python programming" (Expand search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder _ complexity algoritmos array\") OR (\"monty python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder _ complexity algoritmos array ) OR ( monty python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder _ complexity algoritmos array") OR ("monty python python python programming"))*.