Perhaps you should try some spelling variations:
sang lai » sang lap, mang lai, sang mai
van hanh » van thanh, ban hanh, van anh
sang tai » hang tai, sang tao, tang tai
tu sach » thu sach, su sach, te sach
va hanh » va thanh, va danh, ban hanh
su chao » su cao, sau chan
tieu su » thieu so
sach ky » sac ky, sach y, sach ty
di cua » dai cua, doi cua, de 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: tu sach ky ((sang lai) or (sang tai)) hoi. tieu su chao xu ((va hanh) or (van hanh)) di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky ((sang lai) OR (sang tai)) hoi. tieu su chao xu ((va hanh) OR (van hanh)) di cua te.
• Adding a wildcard symbol may retrieve word variants: tu sach ky ((sang lai) or (sang tai)) hoi. tieu su chao xu ((va hanh) or (van hanh)) di cua te*.