Perhaps you should try some spelling variations:
"coder xcode java routing problems" » "coder xcode java routing problem" (Expand search), "coder xcode java solving problems" (Expand search), "coder xcode data routing problems" (Expand search), "coder xcode arc routing problems" (Expand search), "coder xcode and routing problems" (Expand search), "code code java routing problems" (Expand search), "coder decoder java routing problems" (Expand search), "coder codes java routing problems" (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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"coder xcode java routing problems\") OR (\"via python python python programming\"))~".
• Removing quotes may allow a broader search: (( coder xcode java routing problems ) OR ( via python python python programming ))~.
• Adding a wildcard symbol may retrieve word variants: (("coder xcode java routing problems") OR ("via python python python programming"))*.