Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chi xu song snippets" » "chi su song snippets", "chi xu dong snippets", "chi xu son snippets", "choi xu song snippets", "chi tu song 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: (((("chi xu song snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chi xu song snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chi xu song snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chi xu song snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.