Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
qua cua » quan cua, quang cua, qua quan
cua dua » cua duc, ca dua, cua dia
dua van » duy van, dua vao, duc van
tu dan » tuc dan, tu ban, cu dan
dan ky » van ky
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu dan ky lang xa hoi. hieu qua cua dua van hanh vi cua vat~.
• Adding a wildcard symbol may retrieve word variants: tu dan ky lang xa hoi. hieu qua cua dua van hanh vi cua vat*.