Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
cong thanh » dong thanh, cong trinh, truong thanh
hieu manh » chieu xanh, hieu nganh, dieu hanh
vat thong » va thong, vat trong, mat thong
nhan tai » hang tai, van tai, toan tai
cong tan » cong tac, cong san, cong ty
tai vat » thai vat, tap vat, tai va
hoa cau » hoa cac, hoa dau, hoa mau

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((hieu manh) or (chieu tinh)) - nhan tai vat thong ((cong thanh) or (cong tan)) hoa cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((hieu manh) OR (chieu tinh)) - nhan tai vat thong ((cong thanh) OR (cong tan)) hoa cau.
• Adding a wildcard symbol may retrieve word variants: theo ((hieu manh) or (chieu tinh)) - nhan tai vat thong ((cong thanh) or (cong tan)) hoa cau*.