Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cho thue he snippets" » "choi thuc he snippets", "cuc thue he snippets", "cho thue che snippets", "cho thue ha snippets", "cho thue ke 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: (((("cho thue he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cho thue he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cho thue he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cho thue he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.