Perhaps you should try some spelling variations:
chat thien » phat trien, cai thien, phat hien
thanh ly » thanh lay, thanh ky, thanh le
va thanh » gia thanh, ban thanh, va tinh
sach ky » sac ky, sach y, sach ty
ve cham » va cham, ve chat, vu cham
vu sach » vu bach, su sach, vu khach
nang ro » nang co, nang ho, nang ra
ve cam » ve cac, ve cai, ve cau
va cam » va cham, va cac, va cao
xuc va » duc va, tuc va, luc va
ro hoi » co hoi, o hoi, mo hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach ky nang ro hoi. hieu ((((ve cam) OR (ve cham))) or (va cam)) xuc va thanh ly chat thien~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ky nang ro hoi. hieu ((((ve cam) OR (ve cham))) OR (va cam)) xuc va thanh ly chat thien.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach ky nang ro hoi. hieu ((((ve cam) OR (ve cham))) or (va cam)) xuc va thanh ly chat thien".
• Adding a wildcard symbol may retrieve word variants: vu sach ky nang ro hoi. hieu ((((ve cam) OR (ve cham))) or (va cam)) xuc va thanh ly chat thien*.