Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hao kong do snippets" » "hao gong do snippets", "dao khong do snippets", "sao khong do snippets", "hao khong do snippets", "hao dong do snippets", "hao mong do 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: (((("hao kong do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hao kong do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hao kong do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hao kong do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.