Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hai cua he snippets" » "thai cua he snippets", "hoi cua he snippets", "dai cua he snippets", "hai cua che snippets", "hai cua te snippets", "hai cua le 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: (((("hai cua 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: (((("hai cua he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hai cua he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hai cua he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.