Perhaps you should try some spelling variations:
cach thoi » cac thoi, cach thuc, cach noi
hoc thanh » hoc nhanh, hoan thanh, hoc phan
cong duoc » cong cuoc, dong duoc, cong duc
thoi tap » toi tap, hoc tap, thoi dai
phat van » pham van, phan van, phap van
su cach » su sach, tu cach, su cac
cuu mon » cuu mot, cuu cong, cuu tong
duoc xa » duoc ma, duoc va, duoc ha

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

• Performing a fuzzy search may retrieve terms with similar spellings: su cach thoi tap, nghien ((cuu mon) or (cuu mo)) hoc thanh cong duoc xa hoi va phat van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su cach thoi tap, nghien ((cuu mon) OR (cuu mo)) hoc thanh cong duoc xa hoi va phat van.
• Adding a wildcard symbol may retrieve word variants: su cach thoi tap, nghien ((cuu mon) or (cuu mo)) hoc thanh cong duoc xa hoi va phat van*.