Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ton cac toc snippets" » "trong cac toc snippets", "thong cac toc snippets", "tong cuc toc snippets", "ton cac toi snippets", "ton cac nuoc snippets", "ton 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: (((("ton 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: (((("ton cac toc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ton cac toc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ton cac toc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.