Perhaps you should try some spelling variations:
"van nghe code snippets" » "van nghe che snippets", "van nghe co snippets", "van nghe cong snippets"
"dung cfd code snippets" » "dung cho code snippets", "dung cua code snippets", "dung co code snippets"
"locating bug code slippers" » "locating bung code slippers", "locating bugs code slippers"

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 nghe code snippets") OR ("dung cfd code snippets"))) OR ("locating bug code slippers"))~.
• Removing quotes may allow a broader search: (((( van nghe code snippets ) or ( dung cfd code snippets ))) or ( locating bug code slippers ))~.
• Adding a wildcard symbol may retrieve word variants: (((("van nghe code snippets") or ("dung cfd code snippets"))) or ("locating bug code slippers"))*.