Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khi con xon snippets" » "khi cong xon snippets", "chi con xon snippets", "khi co xon snippets", "khi lon xon snippets", "khi con hong 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: (((("khi con xon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khi con xon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khi con xon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khi con xon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.