Perhaps you should try some spelling variations:
chat thien » phat trien, cai thien, phat hien
hanh lam » thanh lap, hanh kem, hanh va
lam chat » luan chat, cao chat, ly chat
te sach » toc sach
hieu va » lieu va, hieu qua
va hanh » van hanh, va thanh, va danh
y nang » ky nang, ly nang, may nang
v nang » va nang, vu nang, van nang
va cam » va cham, va cac, va cao
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ((y nang) OR (v nang)) ma hoa. hieu va cam xuc va hanh lam chat thien~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((y nang) OR (v nang)) ma hoa. hieu va cam xuc va hanh lam chat thien".
• Adding a wildcard symbol may retrieve word variants: te sach ((y nang) OR (v nang)) ma hoa. hieu va cam xuc va hanh lam chat thien*.