Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chan ta cau snippets" » "chan tha cau snippets", "nhan tai cau snippets", "nhan tao cau snippets", "chan tao cau snippets", "chan tra cau snippets", "chan va cau 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: (((("chan ta cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chan ta cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chan ta cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chan ta cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.