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