Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"sang cac toc snippets" » "bang cac toc snippets", "sang tac toc snippets", "hang cac toc snippets", "sang cac toi snippets", "sang cac nuoc snippets", "sang cac thoi 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: (((("sang cac toc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sang cac toc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sang cac toc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sang cac toc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.