Perhaps you should try some spelling variations:
thuat sach » thuat lanh, thuat san
dinh chau » minh chau, tinh chat, dinh chi
dinh cu » dinh cuu, dinh chuc, dinh chi
va hanh » van hanh, va thanh, va danh
hieu ve » hieu va, hieu van
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
ve cam » ve cham, ve cac, va cam
xuc va » duc va, tuc va, luc va
tu sac » tu sach, tu cac, tu san

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sac) or (thuat sach)) ky lang xa hoi. hieu ve cam xuc va hanh ((dinh cu) OR (dinh chau)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sac) OR (thuat sach)) ky lang xa hoi. hieu ve cam xuc va hanh ((dinh cu) OR (dinh chau)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sac) or (thuat sach)) ky lang xa hoi. hieu ve cam xuc va hanh ((dinh cu) OR (dinh chau)) tre".
• Adding a wildcard symbol may retrieve word variants: ((tu sac) or (thuat sach)) ky lang xa hoi. hieu ve cam xuc va hanh ((dinh cu) OR (dinh chau)) tre*.