Perhaps you should try some spelling variations:
nhung chi » chung chi, nhung chu, nhung thi
hien gian » hien giam, thien giap, kien giang
luan vang » luan van, luan nang, luan tang
thi luan » thi lan, thi xuan, thi loan
hien cac » thien cac, vien cac, hieu cac
cac xuc » cam xuc, cac nuoc, chat xuc
chi ho » chi hoa, chi o, chi ha
ho van » hoc van, vo van, so van

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( nhung chi ho van. biet the hien gian xu ) or ( phung thi luan vang. biet the hien cac xuc ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung chi ho van. biet the hien gian xu ) OR ( phung thi luan vang. biet the hien cac xuc )).
• Adding a wildcard symbol may retrieve word variants: (( nhung chi ho van. biet the hien gian xu ) or ( phung thi luan vang. biet the hien cac xuc ))*.