Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"quang tran cau snippets" » "quang tran code snippets", "quang tuan cau snippets", "quang trung cau snippets", "quang thanh cau snippets", "quang tran chau snippets", "quang toan cau snippets", "quang ran cau 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 cau 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 cau snippets") OR ("dung java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( quang tran cau snippets ) or ( dung java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quang tran cau snippets") or ("dung java java snippets"))) or ("locating bug core snippets"))*.