Perhaps you should try some spelling variations:
thanh tai » thanh hai, thanh toan, doanh tai
cau tren » cu tren, dau tren, ca tren
nam thuc » nam thuoc, am thuc, nam thu
hanh tai » hang tai, han tai, hinh tai
thuc xa » thuc xay, tuc xa, thuc va
lieu ha » lieu nha, lieu va, liem ha
mai hoi » mai khoi, dai hoi, lai hoi
ky tang » ky nang, ky dang, kho tang
sac ky » cac ky, sai ky
ma hoi » xa hoi, ma hoa, me hoi
tu sac » tu sach, tu cac, tu san

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky tang ((ma hoi) OR (mai hoi)). lieu ha nam thuc xa ((hanh tai) or (thanh tai)) cau tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky tang ((ma hoi) OR (mai hoi)). lieu ha nam thuc xa ((hanh tai) OR (thanh tai)) cau tren.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky tang ((ma hoi) OR (mai hoi)). lieu ha nam thuc xa ((hanh tai) or (thanh tai)) cau tren".
• Adding a wildcard symbol may retrieve word variants: tu sac ky tang ((ma hoi) OR (mai hoi)). lieu ha nam thuc xa ((hanh tai) or (thanh tai)) cau tren*.