Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"khoa dan ha snippets" » "khoa dang ha snippets", "hoa dan ha snippets", "khoa can ha snippets", "khoa dan ca snippets", "khoa van ha snippets"

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

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