Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"cong tu li snippets" » "cong ty li snippets", "cong cu li snippets", "dong tu li snippets", "cong tu lai snippets", "cong tu loi snippets", "cong xu li 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: (((("cong tu li snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( cong tu li snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("cong tu li snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.