Perhaps you should try some spelling variations:
thi hanh » thi thanh
thi hang » thi nang, thi hong, thi thanh
van hanh » van thanh, ban hanh, van anh
hanh vai » hanh vi, hanh va, hanh tai
tu sach » thu sach, su sach, te sach
ty hang » ly hang, ty xang, thu hang
hieu ve » hieu va, hieu van
xuc van » duc van, luc van, xuc ban
vai cuu » vai cua
cuu tre » cua tre, cau tren, cau treo
ve cam » ve cham, ve cac, va cam

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 ((ty hang) or (((thi hang) or (thi hanh)))) xa hoi. hieu ve cam xuc van hanh vai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((ty hang) OR (((thi hang) OR (thi hanh)))) xa hoi. hieu ve cam xuc van hanh vai cuu tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ((ty hang) or (((thi hang) or (thi hanh)))) xa hoi. hieu ve cam xuc van hanh vai cuu tre*.