Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dao suu hoan snippets" » "dao cuu hoan snippets", "dao su hoan snippets", "dao luu hoang snippets", "dao huu hoan snippets", "da suu hoan 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 suu hoan 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 suu hoan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao suu hoan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao suu hoan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.