Perhaps you should try some spelling variations:
chieu thien » chieu chien, hieu hien
thien cau » hien cau, khien cau, thien cac
hanh lai » hanh lam, hanh tai, thanh lap
vu sach » vu bach, su sach, vu khach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
lai cua » dai cua, hai cua, lai chau
cua tu » cua tuc, cua su, cua cu
lo va » lo van, lao va, ly va

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach ky nang xa hoi. chieu thien cau ((lo va) or (le van)) hanh lai cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ky nang xa hoi. chieu thien cau ((lo va) OR (le van)) hanh lai cua tu.
• Adding a wildcard symbol may retrieve word variants: vu sach ky nang xa hoi. chieu thien cau ((lo va) or (le van)) hanh lai cua tu*.