Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"xin lu hoi snippets" » "xin liu hoi snippets", "xin xu hoi snippets", "xin li hoi snippets", "xin le hoi snippets", "xin luat hoi snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("xin lu hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("xin lu hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xin lu hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xin lu hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.