Perhaps you should try some spelling variations:
"khoang trong code snippets" » "hoang trong code snippets", "cong trong code snippets", "duong trong code snippets", "khoang trong cong snippets", "khoang trong co snippets", "khoang trong che snippets", "khoang trong code slippers"
"dung vi code snippets" » "dung va code snippets", "dung viet code snippets", "dung tai code snippets", "dung vi code slippers"
"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: (((("khoang trong code snippets") or ("dung vi code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khoang trong code snippets") OR ("dung vi code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khoang trong code snippets ) or ( dung vi code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khoang trong code snippets") or ("dung vi code snippets"))) or ("locating bug code snippets"))*.