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"
"doi van thi snippets" » "do van thi snippets", "doi va thi snippets", "doi ban thi snippets", "doi van tai snippets", "doi dan thi snippets", "doi van thu 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: (((("doi van thi snippets") OR ("python using java snippets"))) OR ("locating bug code slippers"))~.
• Removing quotes may allow a broader search: (((( doi van thi snippets ) or ( python using java snippets ))) or ( locating bug code slippers ))~.
• Adding a wildcard symbol may retrieve word variants: (((("doi van thi snippets") or ("python using java snippets"))) or ("locating bug code slippers"))*.