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 duc dan snippets" » "hoc duoc dan snippets", "hoc nuoc dan snippets", "hoc thuc dan snippets", "hoc duc tan snippets", "hoc duc dai 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 duc dan snippets") OR ("python using java snippets"))) OR ("locating bug code slippers"))~.
• Removing quotes may allow a broader search: (((( hoc duc dan snippets ) or ( python using java snippets ))) or ( locating bug code slippers ))~.
• Adding a wildcard symbol may retrieve word variants: (((("hoc duc dan snippets") or ("python using java snippets"))) or ("locating bug code slippers"))*.