Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"vu tri dan snippets" » "vu tri van snippets", "vu tri ban snippets", "vu thi dan snippets", "vu tru dan snippets", "su tri dan snippets", "vu tri dan slippers"

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: (((("vu tri dan snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( vu tri dan snippets ) or ( python using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("vu tri dan snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.