Perhaps you should try some spelling variations:
thanh trung » thanh tung
thanh nhanh » thanh nhan, thanh thanh, thanh phan
thieu sach » chieu sach, thien hach, theo sach
trung tuan » trung thanh, trung tam, tran tuan
tuan thong » toan thong, tran thong, tuan phong
thong cong » trong cong, tong cong, thong thong
cong thanh » dong thanh, cong trinh, cong tan
hieu cach » hieu cac, chieu sach, hieu ca
nhanh cau » nhanh cay, thanh chau, nhanh ha

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu sach) OR (hieu cach)) - thanh trung tuan thong cong thanh nhanh cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu sach) OR (hieu cach)) - thanh trung tuan thong cong thanh nhanh cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu sach) OR (hieu cach)) - thanh trung tuan thong cong thanh nhanh cau*.