Perhaps you should try some spelling variations:
sang lap » sang tao, sang ma, sang tai
van hanh » van thanh, ban hanh, van anh
hieu ve » hieu va, hieu van
xuc van » duc van, luc van, vuc van
lai cua » dai cua, hai cua, lai chau
vai cua » dai cua, hai cua, bai cua
tu sac » tu sach, tu cac, tu san
ve cam » ve cham, ve cac, va cam
sac ky » cac ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky ((sang lap) or (dung tai)) hoi. hieu ve cam xuc van hanh ((vai cua) or (lai cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky ((sang lap) OR (dung tai)) hoi. hieu ve cam xuc van hanh ((vai cua) OR (lai cua)) te.
• Adding a wildcard symbol may retrieve word variants: tu sac ky ((sang lap) or (dung tai)) hoi. hieu ve cam xuc van hanh ((vai cua) or (lai cua)) te*.