Perhaps you should try some spelling variations:
cua tren » dua tren, ca tren, cua tre
sang tao » hang tai
hanh vai » hanh vi, hanh va, hanh tai
hieu ve » hieu va, hieu van
cam tuc » cam xuc, cam tu, nam thuc
va hanh » van hanh, va thanh, va danh
sang ma » tang ma, nang ma, sang tai
vai cua » dai cua, hai cua, lai cua
ve cam » ve cham, ve cac, va cam
tuc va » thuc va, truc va, tuc xa
tu van » tu va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu van ky ((((sang ma) or (sang tao))) or (mang may)) hoi. hieu ve cam tuc va hanh vai cua tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu van ky ((((sang ma) OR (sang tao))) OR (mang may)) hoi. hieu ve cam tuc va hanh vai cua tren.
• Adding a wildcard symbol may retrieve word variants: tu van ky ((((sang ma) or (sang tao))) or (mang may)) hoi. hieu ve cam tuc va hanh vai cua tren*.