Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thai phan ve snippets" » "tai phan ve snippets", "than phan ve snippets", "hai phan ve snippets", "thai phan le snippets", "thai phan va snippets", "thai pha ve 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: (((("thai phan ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thai phan ve snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thai phan ve snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thai phan ve snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.