Perhaps you should try some spelling variations:
nang tai » hang tai, tang tai, sang tai
su triet » su viet, su tien, ve triet
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
cao thu » cac thu, ca thu, cam thu
cao thi » cau thi, cao tai, dao thi
va nang » van nang, da nang, cam nang
y nang » ky nang, ly nang, v nang
tai su » tai so, tai tu, lai su

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach y nang xa hoi. hieu va ((cao thu) OR (cao thi)) va nang tai su triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach y nang xa hoi. hieu va ((cao thu) OR (cao thi)) va nang tai su triet".
• Adding a wildcard symbol may retrieve word variants: tu sach y nang xa hoi. hieu va ((cao thu) OR (cao thi)) va nang tai su triet*.