Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dao vuong ca snippets" » "dao cuong ca snippets", "dao vung ca snippets", "dai vuong ca snippets", "dao vuong cac snippets", "dao vuong ha snippets", "dao huong cua 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 vuong 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: (((("dao vuong ca snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao vuong ca snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao vuong ca snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.