Perhaps you should try some spelling variations:
vat thang » van thang, tat thang, vat thanh
van thuc » va thuc, dan thuc, van thu
thang de » thanh de, trang de, thuong de
su triet » su viet, su tien, ve triet
ky lang » ky nang, ky dang, tay lang
ky tang » ky nang, ky dang, kho tang
ha hoi » hoa hoi, ha noi, xa hoi
de su » den su, ve su, de tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cac ((ky lang) or (ky tang)) ha hoi. lieu va van thuc vat thang de su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac ((ky lang) OR (ky tang)) ha hoi. lieu va van thuc vat thang de su triet*.