Perhaps you should try some spelling variations:
thanh do » thanh pho, thanh hoa, thanh loi
thanh de » hanh de, thanh ve, thanh le
te sach » toc sach
duc van » duc va, duc tan, duc manh
vu cham » va cham, vu kham, tu cham
ve cham » va cham, ve chat, ve chim
y nang » ky nang, ly nang, v nang
nang o » nang co, nang ho, nang ro
cua tu » cua tuc, cua su, cua cu
o hoi » co hoi, o hoc, o hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach y nang o hoi. hieu ((ve cham) OR (vu cham)) duc van ((thanh de) or (thanh do)) cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang o hoi. hieu ((ve cham) OR (vu cham)) duc van ((thanh de) OR (thanh do)) cua tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach y nang o hoi. hieu ((ve cham) OR (vu cham)) duc van ((thanh de) or (thanh do)) cua tu".
• Adding a wildcard symbol may retrieve word variants: te sach y nang o hoi. hieu ((ve cham) OR (vu cham)) duc van ((thanh de) or (thanh do)) cua tu*.