Perhaps you should try some spelling variations:
"trong thanh cau snippets" » "truong thanh cau snippets", "trung thanh cau snippets", "rong thanh cau snippets", "trong thanh chau snippets", "trong thanh mau snippets", "trong nhanh cau snippets"
"hanh java java snippets" » "hanh va java snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("hanh java java snippets") or ("trong thanh cau snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh java java snippets") OR ("trong thanh cau snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh java java snippets ) or ( trong thanh cau snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh java java snippets") or ("trong thanh cau snippets"))) or ("locating bug code snippets"))*.