Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"dung le tai snippets" » "dung len tai snippets", "dung he tai snippets", "dung de tai snippets", "dung le thi snippets", "dung ly tai snippets", "dung te 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: (((("dung le tai snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( dung le tai snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dung le tai snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.