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