Perhaps you should try some spelling variations:
thuoc sai » thuoc san, thuoc sach, thuoc phai
thuoc tai » nuoc tai, hoc tai, thuoc ma
thanh lap » thanh san, phan lap, thanh hai
dang tao » sang tao, nang tao, vang tao
va thanh » gia thanh, ban thanh, va tinh
ky dang » ky nang, ky danh
tao hoi » tao khoi, tao boi, tay hoi
hieu ve » hieu va, hieu van
ve pham » vi pham, v pham, ve phan
lap cua » lai cua, tap cua, lam cua
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thuoc sai) or (thuoc tai)) ky dang tao hoi. hieu ve pham duc va thanh lap cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thuoc sai) OR (thuoc tai)) ky dang tao hoi. hieu ve pham duc va thanh lap cua te.
• Adding a wildcard symbol may retrieve word variants: ((thuoc sai) or (thuoc tai)) ky dang tao hoi. hieu ve pham duc va thanh lap cua te*.