Perhaps you should try some spelling variations:
xanh hanh » danh thanh, ban hanh, van hanh
hieu van » hieu va, thien van, lieu va
suc xanh » suc manh, suc canh, tuoc xanh
hanh tai » thanh tai, hang tai, han tai
dua tren » dung tren
tu sang » thu sang, tu san, tu lang
sang ky » sang kyo, dang ky, tang ky
nang ma » tang ma, sang ma, nang cao
van cao » van dao, van bao, van hao
cao suc » cao su, cao duc
ma hoi » mai hoi, xa hoi, ma hoa
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sang ky nang ma hoi. hieu van cao suc xanh hanh tai ((dua tren) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sang ky nang ma hoi. hieu van cao suc xanh hanh tai ((dua tren) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: tu sang ky nang ma hoi. hieu van cao suc xanh hanh tai ((dua tren) or (cua te))*.