Perhaps you should try some spelling variations:
hanh tai » thanh tai, hang tai, han tai
van hanh » van thanh, ban hanh, van anh
lang man » lang van, lang ban, lang mai
man khoi » mai khoi, van khoi, dang khoi
tai cuu » tai cuc, tai buu, tai cua
xuc van » duc van, luc van, vuc van
sach ky » sach y, sach ty, sach kem
cuu tre » cua tre, cau tren, cau treo
ve cai » va cai, ve cac, ve tai
va cam » va cham, va cac, va cao
sac ky » cac ky, sai ky

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 ky) OR (sac ky)) lang man khoi. hieu ((ve cai) or (va cam)) xuc van hanh tai cuu tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach ky) OR (sac ky)) lang man khoi. hieu ((ve cai) OR (va cam)) xuc van hanh tai cuu tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach ky) OR (sac ky)) lang man khoi. hieu ((ve cai) or (va cam)) xuc van hanh tai cuu tre".
• Adding a wildcard symbol may retrieve word variants: te ((sach ky) OR (sac ky)) lang man khoi. hieu ((ve cai) or (va cam)) xuc van hanh tai cuu tre*.