Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lang son hoi snippets" » "nang song hoi snippets", "bang song hoi snippets", "anh son hoi snippets", "lang son hai snippets", "lang son hoa snippets", "lang dong 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: (((("lang son 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: (((("lang son hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lang son hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lang son hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.