Perhaps you should try some spelling variations:
nhieu viec » hieu viec, nhien viet
thu sach » tu sach, thuat sach, thuoc sach
duc manh » suc manh, duc anh, duc minh
viec cam » viec lam, viec cua, viec va
duc mau » duc hau
tinh di » tinh doi, trinh di, tinh da
duc man » duc tan, duc van, duc ban
sach ky » sac ky, sach y, sach ty
lang ha » long ha
ky lang » ky nang, ky dang, ky tang
ha hoi » hoa hoi, ha noi, xa hoi
di cua » dai cua, doi cua, de cua
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach ky lang ha hoi. nhieu viec cam ((duc man) or (((duc mau) OR (duc manh)))) tinh di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ky lang ha hoi. nhieu viec cam ((duc man) OR (((duc mau) OR (duc manh)))) tinh di cua te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ky lang ha hoi. nhieu viec cam ((duc man) or (((duc mau) OR (duc manh)))) tinh di cua te*".