Perhaps you should try some spelling variations:
thuoc bao » thuoc bo, thuoc ban, thuoc bat
thanh dai » thanh hai, thanh tai, thanh dat
va thanh » gia thanh, ban thanh, va tinh
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
cua tre » cua te, cuu tre, cua triet
bao ky » cao ky, ban ky, bac ky
ve cau » ke cau, va cau, le cau
ve cac » va cac, vien cac
luc va » duc va, tuc va, loc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuoc bao ky lang xa hoi. hieu ((ve cau) OR (ve cac)) luc va thanh dai cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuoc bao ky lang xa hoi. hieu ((ve cau) OR (ve cac)) luc va thanh dai cua tre".
• Adding a wildcard symbol may retrieve word variants: thuoc bao ky lang xa hoi. hieu ((ve cau) OR (ve cac)) luc va thanh dai cua tre*.