Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"tung dan vi snippets" » "dung dan vi snippets", "huong dan vi snippets", "trung dai vi snippets", "tung doan vi snippets", "tung don vi snippets", "tung dan 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: (((("tung dan vi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( tung dan vi snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("tung dan vi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.