Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thay dai son snippets" » "thay doi son snippets", "thoi dai son snippets", "thi dai son snippets", "thay dai so snippets", "thay doi song snippets", "thay thai son 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: (((("thay dai son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thay dai son snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thay dai son snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thay dai son snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.