Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"khau dan hoa snippets" » "khau dan code snippets", "khau luan hoa snippets", "khao danh hoa snippets", "nhan dan hoa snippets", "khau danh hoa snippets", "khau dan hoat snippets", "khau dan khoa snippets"
"python using java snippets" » "python using data 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: (((("khau dan hoa snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khau dan hoa snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( khau dan hoa snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khau dan hoa snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.