Perhaps you should try some spelling variations:
nam thuc » nam thuoc, am thuc, nam thu
hanh tai » thanh tai, hang tai, han tai
cau tren » dau tren, ca tren, cau treo
cao hoc » co hoc, cho hoc, chat hoc
lieu ha » lieu nha, lieu va, liem ha
thuc xa » thuc xay, tuc xa, thuc va
xa hanh » xa thanh, xa khanh, va hanh
cu tren » tu tren, dua tren
tu san » thu san, tu ban, tu can
san ky » sang ky, van ky, dan ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu san ky nang cao hoc. lieu ha nam thuc xa hanh tai ((cau tren) or (cu tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu san ky nang cao hoc. lieu ha nam thuc xa hanh tai ((cau tren) OR (cu tren)).
• Adding a wildcard symbol may retrieve word variants: tu san ky nang cao hoc. lieu ha nam thuc xa hanh tai ((cau tren) or (cu tren))*.