Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"ca san viet snippets" » "ca gian viet snippets", "ca anh viet snippets", "cac san viet snippets", "cua san viet snippets", "ca dan viet 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: (((("ca san viet snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( ca san viet snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("ca san viet snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.