Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dung chung code slippers" » "dung cong code slippers", "dung trung code slippers", "truong chung code slippers", "dung chung co slippers"
"trinh va code snippets" » "trinh van code snippets", "trinh vat code snippets", "trinh ve code snippets"

Try widening your search to All Fields.

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

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