Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"tao van tan snippets" » "thao van tan snippets", "tao va tan snippets", "dao van tan snippets", "tao van tuan snippets", "tao van ban snippets", "tao van tai 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 ("tao van tan snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( tao van tan snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("tao van tan snippets"))) or ("locating bug core snippets"))*.