Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pham bay cai snippets" » "pham xay cai snippets", "pham bao cai snippets", "pham ba cai snippets", "pham bay cam 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 bay cai 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 bay cai snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pham bay cai snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pham bay cai snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.