Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chan ta cuu snippets" » "chan tha cuu snippets", "nhan tai cuu snippets", "nhan tao cuu snippets", "chan tra cuu snippets", "chan ta cau snippets", "chan ta luu 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 cuu 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 cuu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chan ta cuu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chan ta cuu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.