Perhaps you should try some spelling variations:
"locating bug code slippers" » "locating bug code snippets", "locating bung code slippers", "locating bugs code slippers"
"python using java snippets" » "python using data snippets"
"hoc cu dan snippets" » "hoc cua dan snippets", "hoc cau dan snippets", "hoc chu dan snippets", "hoc ca dan snippets", "hoc co 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: (((("hoc cu dan snippets") OR ("python using java snippets"))) OR ("locating bug code slippers"))~.
• Removing quotes may allow a broader search: (((( hoc cu dan snippets ) or ( python using java snippets ))) or ( locating bug code slippers ))~.
• Adding a wildcard symbol may retrieve word variants: (((("hoc cu dan snippets") or ("python using java snippets"))) or ("locating bug code slippers"))*.