Perhaps you should try some spelling variations:
trinh dinh » trinh kinh, trinh sinh, trinh dung
van trinh » van thinh, van tinh, dan trinh
cau tren » cu tren, dau tren, ca tren
cau treo » cau theo, cau triet, cau trieu
xuc van » duc van, luc van, vuc van
tu sach » thu sach, su sach, te sach
sach ty » sach y, sach tu, sach thu
ve cham » va cham, vu cham, ve chim
nang co » nang cao, nang doc, nang noi
ty nang » ky nang, ty xang, ty hang
ve chat » va chat, van chat

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 nang co hoc. hieu ((ve cham) or (ve chat)) xuc van trinh dinh ((cau treo) or (cau tren))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty nang co hoc. hieu ((ve cham) OR (ve chat)) xuc van trinh dinh ((cau treo) OR (cau tren)).
• Adding a wildcard symbol may retrieve word variants: tu sach ty nang co hoc. hieu ((ve cham) or (ve chat)) xuc van trinh dinh ((cau treo) or (cau tren))*.