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
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang ma » tang ma, sang ma, nang cao
ma hoi » mai hoi, xa hoi, ma hoa
ve cam » ve cham, ve cac, ve cai
va cam » va cham, va cac, va cao
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 ma hoi. hieu ((ve cam) OR (va 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 ma hoi. hieu ((ve cam) OR (va 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 ma hoi. hieu ((ve cam) OR (va cam)) ((xuc va) or (duc va)) nhan tai cuc tren*".