Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"quang tran danh snippets" » "quang tuan danh snippets", "quang trung danh snippets", "quang thanh danh snippets", "quang tran dinh snippets", "quang tran manh snippets", "quang tran dang snippets"
"dung java java snippets" » "dung va java 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: (((("quang tran danh snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("quang tran danh snippets") OR ("dung java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( quang tran danh snippets ) or ( dung java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quang tran danh snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))*.