Perhaps you should try some spelling variations:
thien van » thi van
tinh gia » danh gia
su triet » su viet, su tien, ve triet
tu sach » thu sach, te sach, tu cach
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
nam luc » nang luc, nhan luc, nam thuc
va tinh » may tinh
y nang » ky nang, ly nang, v nang
luc va » duc va, tuc va, loc va
gia su » gia suc, giao su, gia sa

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) OR (su sach)) y nang xa hoi. thien van nam luc va tinh gia su triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) OR (su sach)) y nang xa hoi. thien van nam luc va tinh gia su triet".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) OR (su sach)) y nang xa hoi. thien van nam luc va tinh gia su triet*.