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