Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua vat
hang di » hang doi, hang vi, hang dien
va hang » van hang, va nang, va lang
van lam » van nam
te sach » toc sach
van cam » van nam, van cau, van dam
ly nang » ky nang, ly hang, ly vang
y nang » ky nang, v nang, may nang
luc va » duc va, tuc va, loc va
di cua » dai cua, doi cua, de cua
x hoi » xa hoi, o hoi, x ho

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) or (ly nang)) x hoi. thien ((van cam) OR (van lam)) luc va hang di cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((y nang) OR (ly nang)) x hoi. thien ((van cam) OR (van lam)) luc va hang di cua viet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((y nang) or (ly nang)) x hoi. thien ((van cam) OR (van lam)) luc va hang di cua viet".
• Adding a wildcard symbol may retrieve word variants: te sach ((y nang) or (ly nang)) x hoi. thien ((van cam) OR (van lam)) luc va hang di cua viet*.