Perhaps you should try some spelling variations:
van thanh » ban thanh, van tuan
thanh ve » hanh ve, thanh va, thanh vien
nhan luc » nang luc
cham luc » cham soc, cham cuu, chat lua
thu sac » thu sach, thu san, thu xac
sac kho » suc khoe, cac khoi, dac khoa
hieu vu » hieu va, hieu ve, hieu su
tang ma » mang may, tang van
tang ha » lang ha, trung ha, tang van
cua tre » cua te, cuu tre, cua triet
ve cua » le cua, de cua, te cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sac kho ((tang ha) OR (tang ma)) noi. hieu vu ((cham luc) or (nhan luc)) van thanh ve cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sac kho ((tang ha) OR (tang ma)) noi. hieu vu ((cham luc) OR (nhan luc)) van thanh ve cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sac kho ((tang ha) OR (tang ma)) noi. hieu vu ((cham luc) or (nhan luc)) van thanh ve cua tre".
• Adding a wildcard symbol may retrieve word variants: thu sac kho ((tang ha) OR (tang ma)) noi. hieu vu ((cham luc) or (nhan luc)) van thanh ve cua tre*.