Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
xa hanh » xa thanh, xa khanh, va hanh
lam xuc » cam xuc, lam duoc
van lam » van nam
tu sach » thu sach, su sach, te sach
nang ma » tang ma, nang cao, mang may
sang ma » tang ma, sang tao, mang may
xuc xa » tuc xa, buc xa
vi cua » vai cua
di cua » dai cua, doi cua, de cua

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 y ((nang ma) OR (sang ma)) hoi. hieu van lam xuc xa hanh ((vi cua) or (di cua)) tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y ((nang ma) OR (sang ma)) hoi. hieu van lam xuc xa hanh ((vi cua) OR (di cua)) tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach y ((nang ma) OR (sang ma)) hoi. hieu van lam xuc xa hanh ((vi cua) or (di cua)) tu".
• Adding a wildcard symbol may retrieve word variants: tu sach y ((nang ma) OR (sang ma)) hoi. hieu van lam xuc xa hanh ((vi cua) or (di cua)) tu*.