Perhaps you should try some spelling variations:
bieu hien » dieu hien, dieu khien, bien phien
hanh vai » hanh vi, hanh va, hanh tai
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
va hanh » van hanh, va thanh, va danh
vai cua » dai cua, hai cua, lai cua
cac lo » cac lop, cac bo, cac ho
cac co » cac cong
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: su sach ky nang xa hoi. bieu hien ((cac lo) OR (cac co)) va hanh vai cua te~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ky nang xa hoi. bieu hien ((cac lo) OR (cac co)) va hanh vai cua te".
• Adding a wildcard symbol may retrieve word variants: su sach ky nang xa hoi. bieu hien ((cac lo) OR (cac co)) va hanh vai cua te*.