Perhaps you should try some spelling variations:
tham thuc » nham thuc, pham thuc, tam thuc
tham tuc » thai tuc, nham thuc, pham thuc
tu sach » thu sach, su sach, te sach
sach ty » sach y, sach tu, sach thu
va hanh » van hanh, va thanh, va danh
ty ang » ty xang, ty hang, ty anh
ang xa » lang xa, mang xa, dang xay
vi cua » vai cua, di cua
cua tu » cua tuc, cua su, cua cu

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 ty ang xa hoi. lieu va ((tham tuc) or (tham thuc)) va hanh vi cua tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty ang xa hoi. lieu va ((tham tuc) OR (tham thuc)) va hanh vi cua tu.
• Adding a wildcard symbol may retrieve word variants: tu sach ty ang xa hoi. lieu va ((tham tuc) or (tham thuc)) va hanh vi cua tu*.