Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"trinh san code snippets" » "trinh han code snippets", "trinh van code snippets", "trinh quan code snippets", "trinh san co snippets", "trinh san cong snippets"
"dong cua co snippets" » "dung cua co snippets", "cong cua co snippets", "huong cua co snippets", "dong cua bo snippets", "dong cua cong 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: (((("trinh san code snippets") or ("dong cua co snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh san code snippets") OR ("dong cua co snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( trinh san code snippets ) or ( dong cua co snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh san code snippets") or ("dong cua co snippets"))) or ("locating bugs code snippets"))*.