Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chun ho de snippets" » "chu ho de snippets", "chung hoc de snippets", "chuan hoa de snippets", "chun bo de snippets", "chun ho da snippets", "chun ho le 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: (((("chun ho de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chun ho de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chun ho de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chun ho de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.