Perhaps you should try some spelling variations:
su triet » su viet, su tien, ve triet
hanh lai » hanh lam, hanh tai, thanh lap
sach ty » sach y, sach tu, sach thu
va hanh » van hanh, va thanh, va danh
tu sach » thu sach, su sach, te sach
ve chat » va chat, van chat
nang xa » nang x, lang xa, nang ma
ty nang » ky nang, ty xang, ty hang
ve cai » va cai, ve cac, ve tai
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 chat) or (ve cai))) or (va cac)) luc va hanh lai su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty nang xa hoi. hieu ((((ve chat) OR (ve cai))) OR (va cac)) luc va hanh lai su triet.
• Adding a wildcard symbol may retrieve word variants: tu sach ty nang xa hoi. hieu ((((ve chat) or (ve cai))) or (va cac)) luc va hanh lai su triet*.