Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"huu duc tan snippets" » "cuu duoc tan snippets", "huu dung tan snippets", "huu duc tran snippets", "huu duc toan snippets", "huu duc than 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: (((("huu duc tan snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( huu duc tan snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("huu duc tan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.