Perhaps you should try some spelling variations:
nhan tai » hang tai, van tai, toan tai
cuc tren » cu tren, duc tren, nuoc tren
te sach » toc sach
ty nang » ky nang, ty xang, ly nang
ty hang » ly hang, ty xang, thi hang
hieu ve » hieu va, hieu van
ve cam » ve cham, ve cac, va cam
xuc va » tuc va, luc va, xac va

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ((ty nang) OR (ty hang)) ma hoa. hieu ve cam ((xuc va) or (duc va)) nhan tai cuc tren~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((ty nang) OR (ty hang)) ma hoa. hieu ve cam ((xuc va) OR (duc va)) nhan tai cuc tren*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((ty nang) OR (ty hang)) ma hoa. hieu ve cam ((xuc va) or (duc va)) nhan tai cuc tren*".