Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"huu phi dan snippets" » "huu khi dan snippets", "huu nghi dan snippets", "chau phi dan snippets", "huu phi san snippets", "huu phi van snippets", "huu chi dan 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: (((("huu phi dan snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( huu phi dan snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("huu phi dan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.