Perhaps you should try some spelling variations:
tang luan » dung luan
hang vong » hang nong, hang cong, hang mong
vong tuan » vuong tuan, cong tuan, hoang tuan
theo chu » theo chieu, cho chu, chao chu
chu sang » chu bang, thu sang, chieu sang
tang cua » mang cua, hang cua, thong cua
tuan han » tuan hoan, luan han, tran han
han tai » hang tai, nhan tai, van tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu sang - hanh ((tang cua) or (tang luan)) hang vong tuan han tai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu sang - hanh ((tang cua) OR (tang luan)) hang vong tuan han tai.
• Adding a wildcard symbol may retrieve word variants: theo chu sang - hanh ((tang cua) or (tang luan)) hang vong tuan han tai*.