Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tan van cho snippets" » "tan van code snippets", "tran van cho snippets", "tang van cho snippets", "luan van cho snippets", "tan van chi snippets", "tan san cho snippets", "tan van chat snippets"
"python using java snippets" » "python using data 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: (((("tan van cho snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( tan van cho snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("tan van cho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.