Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"dan mao can snippets" » "dan mao code snippets", "van mao can snippets", "dan bao can snippets", "dan dao can snippets", "dan mao van snippets", "dan mao con snippets", "dan mat can 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: (((("dan mao can snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( dan mao can snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dan mao can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.