Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thai luat so snippets" » "thai luan so snippets", "phap luat so snippets", "thai cua so snippets", "thai thuat so snippets", "thai luat bao 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 luat so 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 luat so snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thai luat so snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thai luat so snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.