Perhaps you should try some spelling variations:
sang tai » hang tai, sang tao, tang tai
sang lai » sang lap, mang lai, sang mai
phat duc » pham duc, phan duc, phan duoc
danh doi » danh di, thanh doi, dung doi
hieu su » hieu sau, tieu su, hieu so
su phat » su pham, tu phat, xu phat
va danh » va dinh, va dan, va hanh
doi cua » dai cua, hoi cua
tu sai » tu bai, tu san, tu cai
sai ky » sac ky
cua tu » cua tuc, cua su, cua cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sai ky ((sang lai) or (sang tai)) hoa. hieu su phat duc va danh doi cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sai ky ((sang lai) OR (sang tai)) hoa. hieu su phat duc va danh doi cua tu.
• Adding a wildcard symbol may retrieve word variants: tu sai ky ((sang lai) or (sang tai)) hoa. hieu su phat duc va danh doi cua tu*.