Perhaps you should try some spelling variations:
dieu hien » dieu khien, dieu kien, bieu hien
hien bach » vien bach, thien hach, hien hanh
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
duoc va » nuoc va, duc va, duoc ma
danh di » danh du, xanh di, danh dien
cua tre » cua te, cuu tre, cua triet
tuc va » thuc va, truc va, tuc xa
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. dieu hien bach ((tuc 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. dieu hien bach ((tuc va) OR (duoc va)) danh di cua tre.
• Adding a wildcard symbol may retrieve word variants: su sach ky nang xa hoi. dieu hien bach ((tuc va) or (duoc va)) danh di cua tre*.