Perhaps you should try some spelling variations:
thuoc sac » thuoc sach, thuoc sai, thuoc san
thanh lam » thanh lap, hanh lam, thanh nam
thuoc dac » thuoc dang, thuoc sach, thuc dan
sang tao » hang tai
ky sang » ky nang, ky dang, ky tang
tao hoi » tao khoi, tao boi, tay hoi
ve pham » vi pham, v pham, ve phan
duc gia » quoc gia
lam cua » nam cua, lam chat
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 sac) OR (thuoc dac)) ky sang tao hoi. hieu ((ve pham) or (d phan)) duc gia thanh lam cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thuoc sac) OR (thuoc dac)) ky sang tao hoi. hieu ((ve pham) OR (d phan)) duc gia thanh lam cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((thuoc sac) OR (thuoc dac)) ky sang tao hoi. hieu ((ve pham) or (d phan)) duc gia thanh lam cua te".
• Adding a wildcard symbol may retrieve word variants: ((thuoc sac) OR (thuoc dac)) ky sang tao hoi. hieu ((ve pham) or (d phan)) duc gia thanh lam cua te*.