Perhaps you should try some spelling variations:
"coder coder complex projeto problem" » "coder coder complexo projeto problem" (Expand search), "coder coder complex projects problem" (Expand search), "coder coder completo projeto problem" (Expand search), "coder coder complex projetos problema" (Expand search), "coder coder complex project problem" (Expand search), "coder coder complex projeto projovem" (Expand search), "coder copper complex projeto problem" (Expand search), "coder holder complex projeto problem" (Expand search), "coder modern complex projeto problem" (Expand search), "coder decoder complex projeto problem" (Expand search), "code code complex projeto problem" (Expand search), "decoder codec complex projeto problem" (Expand search)
"on python python python programming" » "on pythons python python programming" (Expand search), "on piton python python programming" (Expand search), "on pitons python python programming" (Expand search), "in python pythin python programming" (Expand search), "of python pythof python programming" (Expand search), "_ python pyth_ 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 coder complex projeto problem") OR ("on python python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder coder complex projeto problem\") OR (\"on python python python programming\"))".
• Removing quotes may allow a broader search: (( coder coder complex projeto problem ) OR ( on python python python programming )).
• Adding a wildcard symbol may retrieve word variants: (("coder coder complex projeto problem") OR ("on python python python programming"))*.