Perhaps you should try some spelling variations:
dat duoc » dat nuoc, da duoc, luat duoc
hanh di » hanh vi, hanh de, hang di
va hanh » van hanh, va thanh, va danh
duoc va » nuoc va, duc va, duoc ma
hieu ve » hieu va, hieu van
cuu tre » cua tre, cau tren, cau treo
nang ma » tang ma, sang ma, mang may
sac ky » cac ky
ve dat » de dat, va dat, ve dao
di cuu » di cau, di cua, dinh cuu

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu ((sac ky) or (sai ky)) ((nang ma) OR (nang cao)) hoi. hieu ve dat duoc va hanh di cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu ((sac ky) OR (sai ky)) ((nang ma) OR (nang cao)) hoi. hieu ve dat duoc va hanh di cuu tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu ((sac ky) or (sai ky)) ((nang ma) OR (nang cao)) hoi. hieu ve dat duoc va hanh di cuu tre*".