Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pham hang oz snippets" » "pham hoang oz snippets", "pham hong oz snippets", "pham hanh oz snippets", "pham hang o2 snippets", "pham hang hoa snippets", "pham hang rok 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 hang oz 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 hang oz snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pham hang oz snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pham hang oz snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.