Perhaps you should try some spelling variations:
tham tuc » tham thuc, thai tuc, nham thuc
thanh vi » thanh va, thanh ve, nhanh vi
nang xa » lang xa, nang ma, mang xa
va tham » van tham, va cham, va thanh
cua tre » cua te, cuu tre, cua triet
su xac » pu xac, su cac
xac ky » cac ky, sac ky, bac ky
tuc va » thuc va, truc va, tuc xa

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

• Performing a fuzzy search may retrieve terms with similar spellings: su xac ky ((nang xa) OR (nang x)) hoi. lieu va tham tuc va ((thanh vi) OR (hanh vi)) cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su xac ky ((nang xa) OR (nang x)) hoi. lieu va tham tuc va ((thanh vi) OR (hanh vi)) cua tre".
• Adding a wildcard symbol may retrieve word variants: su xac ky ((nang xa) OR (nang x)) hoi. lieu va tham tuc va ((thanh vi) OR (hanh vi)) cua tre*.