Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pham ba ca snippets" » "pham bao ca snippets", "pham ma ca snippets", "pham va ca snippets", "pham bai ca snippets", "pham ba cau snippets", "pham ba na 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: (((("pham ba ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("pham ba ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pham ba ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pham ba ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.