Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"trinh luan de snippets" » "trinh luat de snippets", "trinh quan de snippets", "trinh han de snippets", "trinh luan den snippets", "trinh luan ve snippets"
"dang bug code snippets" » "dang bui code snippets", "dang hung code snippets", "dang dung 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: (((("trinh luan de snippets") or ("dang bug code snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh luan de snippets") OR ("dang bug code snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( trinh luan de snippets ) or ( dang bug code snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh luan de snippets") or ("dang bug code snippets"))) or ("locating bugs code snippets"))*.