Perhaps you should try some spelling variations:
"coder coder java code problems" » "coder coder java core problems" (Expand search), "coder coder java model problems" (Expand search), "coder coder java some problems" (Expand search), "coder decoder java code problems" (Expand search), "code code java code problems" (Expand search), "decoder codec java code problems" (Expand search), "coder codes java code problems" (Expand search), "coder xcode java code problems" (Expand search)
"api pitons python python programming" » "api pitons pythons python programming" (Expand search), "api pitons piton python programming" (Expand search), "api pitons pytm python programming" (Expand search), "api citons python python programming" (Expand search), "api pitoni python python programming" (Expand search), "api pitoes 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 coder java code problems\") OR (\"api pitons python python programming\"))~".
• Removing quotes may allow a broader search: (( coder coder java code problems ) OR ( api pitons python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder coder java code problems") OR ("api pitons python python programming"))*.