Perhaps you should try some spelling variations:
"quang khai code snippets" » "quang hoi code snippets", "quan hai code snippets", "quang ngai code snippets", "quang khai code slippers"
"dung vbug code snippets" » "dung vung code snippets", "dung vbug code slippers", "dung vbung code snippets", "dung vbugs code snippets"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("quang khai code snippets") or ("dung vbug code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("quang khai code snippets") OR ("dung vbug code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( quang khai code snippets ) or ( dung vbug code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quang khai code snippets") or ("dung vbug code snippets"))) or ("locating bug code snippets"))*.