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