Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh vai » thanh hai, thanh van, thanh tai
cham luc » cham soc, nhan luc, cham cuu
dua tren » dung tren
va thanh » gia thanh, ban thanh, va tinh
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
sach ty » sach y, sach tu, sach thu
nang xa » nang x, lang xa, nang ma
cua tre » cua te, cuu tre, cua thep
ty nang » ky nang, ty xang, ty hang
tu sach » thu sach, su sach, te sach
luc va » duc va, tuc va, loc va

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 ty nang xa hoi. hieu ve cham luc va thanh vai ((((cua tre) OR (dua tren))) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty nang xa hoi. hieu ve cham luc va thanh vai ((((cua tre) OR (dua tren))) OR (cua triet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ty nang xa hoi. hieu ve cham luc va thanh vai ((((cua tre) OR (dua tren))) or (cua triet))".
• Adding a wildcard symbol may retrieve word variants: tu sach ty nang xa hoi. hieu ve cham luc va thanh vai ((((cua tre) OR (dua tren))) or (cua triet))*.