Perhaps you should try some spelling variations:
"locating bugs code slippers" » "locating bugs code snippets", "locating bug code slippers"
"python using java snippets" » "python using data snippets"
"van do anh snippets" » "van dao anh snippets", "van de anh snippets", "van du anh snippets", "van do sanh snippets", "van do danh 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: (((("van do anh snippets") OR ("python using java snippets"))) OR ("locating bugs code slippers"))~.
• Removing quotes may allow a broader search: (((( van do anh snippets ) or ( python using java snippets ))) or ( locating bugs code slippers ))~.
• Adding a wildcard symbol may retrieve word variants: (((("van do anh snippets") or ("python using java snippets"))) or ("locating bugs code slippers"))*.