Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phap ky chi snippets" » "phap ly chi snippets", "pham ky chi snippets", "phap day chi snippets", "phap ky thi snippets", "phap ke chi 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: (((("phap ky chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phap ky chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap ky chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap ky chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.