Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pham ga con snippets" » "pham gap con snippets", "pham gia con snippets", "pham ma con snippets", "pham va con snippets", "pham gia cong 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 ga con 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 ga con snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pham ga con snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pham ga con snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.