Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"may pham ca snippets" » "may phay ca snippets", "may phat ca snippets", "my pham ca snippets", "may pham can snippets", "may pham ma snippets", "may pham va 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: (((("may pham ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("may pham ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( may pham ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("may pham ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.