Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thi dung can snippets" » "thi huong can snippets", "thi nhung can snippets", "thi cong can snippets", "thi dung cac snippets", "thi dung san snippets", "thi dung van 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: (((("thi dung can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thi dung can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thi dung can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thi dung can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.