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"
"duc ham dan snippets" » "duc pham dan snippets", "duc kham dan snippets", "duc tham dan snippets", "duc nam dan snippets", "duc hat dan snippets", "duc hai 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: (((("python using java snippets") OR ("duc ham dan snippets"))) OR ("locating bug code slippers"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( duc ham dan snippets ))) or ( locating bug code slippers ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("duc ham dan snippets"))) or ("locating bug code slippers"))*.