Perhaps you should try some spelling variations:
chieu chien » thien chien, hieu hien
chien bach » vien bach, chien dich, thien hach
thuoc va » thuc va, thuoc ma, thuong va
su sach » so sach, vu sach
danh di » danh du, xanh di, danh dien
duoc va » nuoc va, duc va, duoc ma
cua tre » cua te, cuu tre, cua triet
sach ky » sac ky, sach y, sach ty
tuoc va » nuoc va, tuc va, quoc va
nang xa » nang x, lang xa, nang ma
di cua » dai cua, doi cua, de cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ky nang xa hoi. chieu chien bach ((((tuoc va) OR (thuoc va))) or (duoc va)) danh di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky nang xa hoi. chieu chien bach ((((tuoc va) OR (thuoc va))) OR (duoc va)) danh di cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ky nang xa hoi. chieu chien bach ((((tuoc va) OR (thuoc va))) or (duoc va)) danh di cua tre".
• Adding a wildcard symbol may retrieve word variants: su sach ky nang xa hoi. chieu chien bach ((((tuoc va) OR (thuoc va))) or (duoc va)) danh di cua tre*.