Perhaps you should try some spelling variations:
tinh thai » sinh thai, tinh toan, tinh chat
chat duc » chat xuc, chat doc, chet duoc
trang xa » trang va, trang ha, trong xa
hanh tai » thanh tai, hang tai, han tai
cua tre » cua te, cuu tre, cua triet
duc van » duc va, duc tan, duc manh
ve chat » va chat, van chat
hieu ve » hieu va, hieu van
tang ma » mang may, tang van
sai ky » sac ky
su sai » su tai, su hai, su dai

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sai ky ((trang xa) or (tang ma)) hoi. hieu ve chat duc van ((hanh tai) or (tinh thai)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sai ky ((trang xa) OR (tang ma)) hoi. hieu ve chat duc van ((hanh tai) OR (tinh thai)) cua tre.
• Adding a wildcard symbol may retrieve word variants: su sai ky ((trang xa) or (tang ma)) hoi. hieu ve chat duc van ((hanh tai) or (tinh thai)) cua tre*.