Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"hoc do dan slippers" » "hoc doi dan slippers", "hoc co dan slippers", "hoc bo dan slippers", "hoc do danh slippers", "hoc dao dan slippers", "hoc do dang slippers", "hoc do dan slippery", "hoc do dan grippers"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc do dan slippers") OR ("python using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( hoc do dan slippers ) or ( python using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("hoc do dan slippers") or ("python using java snippets"))) or ("locating bugs code snippets"))*.