Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"pham ki can snippets" » "pham kim can snippets", "pham ky can snippets", "pham vi can snippets", "pham i can snippets", "pham khoi can snippets", "pham kinh can 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 ki can 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 ki can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( pham ki can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pham ki can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.