Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dang khoa he snippets" » "dang khoa code snippets", "dung khoa he snippets", "hang khoa he snippets", "dang khoi he snippets", "dang hoa he snippets", "dang khoa hoc snippets", "dang khong he snippets"
"python using java snippets" » "python using data snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dang khoa he snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang khoa he snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( dang khoa he snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang khoa he snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.