Perhaps you should try some spelling variations:
cach thoi » cac thoi, cach thuc, cach noi
ban thanh » ban hanh, ban hang
thanh dan » thanh san, thanh van, thanh dat
hieu van » hieu va, thien van, lieu va
vu cach » va cach, ve cach, vu bach
hang xa » hoang xa, hang ca, lang xa
van cam » van nam, van lam, van cau
cam duc » cam xuc, cao duc, pham duc
duc ban » duc tan, duc van, dua ban
dan cua » dan ca, ban cua, dai cua
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu cach thoi ((hang xa) or (hang va)) hoi. hieu van cam duc ban thanh dan cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu cach thoi ((hang xa) OR (hang va)) hoi. hieu van cam duc ban thanh dan cua te.
• Adding a wildcard symbol may retrieve word variants: vu cach thoi ((hang xa) or (hang va)) hoi. hieu van cam duc ban thanh dan cua te*.