Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thanh va ton snippets" » "thanh van ton snippets", "hanh va ton snippets", "thanh ha ton snippets", "thanh va toan snippets", "thanh va tong snippets", "thanh va tin 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: (((("thanh va ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thanh va ton snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thanh va ton snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thanh va ton snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.