Perhaps you should try some spelling variations:
khoan thoai » than thoai, khoan hoi, khoan nhoi
thoai thong » thoai trong, thong thong, toan thong
hanh trinh » canh tranh, hanh chinh
trinh thuc » trinh tu, trinh thi
tham truoc » lam truoc, nam truoc, pham thuoc
truoc cang » truoc cong, truoc bang, truoc cach
cang khong » cong khong, hang khong, cuong khong
khong phap » chong phap, khong phai, phuong phap
phap thong » phap phong, phap chong, pho thong
sach tham » sach nha
thuc cac » thuc cach, tuc cac, phuc cac
te hanh » te thanh, tu hanh, ve hanh
su sach » so sach, vu sach

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( te hanh trinh thuc cac khoan thoai thong ) or ( su sach tham truoc cang khong phap thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( te hanh trinh thuc cac khoan thoai thong ) OR ( su sach tham truoc cang khong phap thong )).
• Adding a wildcard symbol may retrieve word variants: (( te hanh trinh thuc cac khoan thoai thong ) or ( su sach tham truoc cang khong phap thong ))*.