Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"hoc khoi va snippets" » "hoc khoa va snippets", "hoc hoa va snippets", "hoc noi va snippets", "hoc hoi va snippets", "hoc khi va snippets", "hoc choi va snippets"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc khoi va snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( hoc khoi va snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("hoc khoi va snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.