Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hap dang don snippets" » "hai dang don snippets", "ha dang don snippets", "hap dan don snippets", "hap dang do snippets", "hap dang dan snippets", "hap dang mon 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: (((("hap dang don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hap dang don snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hap dang don snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hap dang don snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.