Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cuc pham can snippets" » "duc pham can snippets", "thuc pham can snippets", "duoc pham can snippets", "cuc pham van snippets", "cuc pham lan snippets", "cuc pham ca 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: (((("cuc pham 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: (((("cuc pham can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuc pham can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuc pham can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.