Perhaps you should try some spelling variations:
thanh ly » thanh lay, thanh ky, thanh le
va thanh » gia thanh, ban thanh, va tinh
vu sach » vu bach, su sach, vu khach
sach ky » sac ky, sach y, sach ty
ve cham » va cham, ve chat, vu cham
nang ro » nang co, nang ho, nang ra
ly phat » ly chat, ly phan, ly nhat
ve cam » ve cac, ve cai, ve cau
va cam » va cham, va cac, va cao
luc va » duc va, tuc va, loc 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)) luc va thanh ly phat trien~.
• 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)) luc va thanh ly phat trien.
• Adding a wildcard symbol may retrieve word variants: vu sach ky nang ro hoi. hieu ((((ve cam) or (ve cham))) or (va cam)) luc va thanh ly phat trien*.