Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh van » thanh san, thanh toan, thanh phan
hang tai » hang va, dung tai
van cua » vang cua, ban cua, dan cua
duc ban » duc tan, duc van, dua ban
cua te » cua tu
ve cac » va cac, vien cac
san ky » sang ky, van ky, dan ky
ve cam » ve cham, va cam, ve cai

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((san ky) or (hang tai)) nang x ho. hieu ((ve cam) or (ve cac)) duc ban thanh van cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((san ky) OR (hang tai)) nang x ho. hieu ((ve cam) OR (ve cac)) duc ban thanh van cua te.
• Adding a wildcard symbol may retrieve word variants: tu ((san ky) or (hang tai)) nang x ho. hieu ((ve cam) or (ve cac)) duc ban thanh van cua te*.