Perhaps you should try some spelling variations:
"nhung thoi quen quang. thoi kien thuc lap" » "nhung thi quen quang. thoi kien thuc lap", "nhung loi quen quang. thoi kien thuc lap", "nhung tri quen quang. thoi kien thuc lap", "nhung thoi quan quang. thoi kien thuc lap", "nhung thoi que quang. thoi kien thuc lap", "nhung thoi tuyen quang. thoi kien thuc lap", "nhung thoi quen quang. thoi hien thuc lap", "nhung thoi quen quang. thoi mien thuc lap", "nhung thoi quen quang. thoai lien thuc lap", "nhung thoi quen quang. thoi kien thuc tap", "nhung thoi quen quang. thoi kien truc lap", "nhung thoi quen quang. thoi kien thuc lac"
"phung thi que van. thong quan tu lap" » "phung thi hue van. thong quan tu lap", "phung thi quy van. thong quan tu lap", "phung nghi que van. thong quan tu lap", "phung thi qua van. thong quan tu lap", "phung thi quyet van. thong quan tu lap", "phung thi que van. thong quan su lap", "phung thi que van. thong tuan tu lap", "phung thi que van. thong xuan tu lap", "phung thi que van. thong quan truc lap"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("nhung thoi quen quang. thoi kien thuc lap") or ("phung thi que van. thong quan tu lap"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("nhung thoi quen quang. thoi kien thuc lap") OR ("phung thi que van. thong quan tu lap")).
• Removing quotes may allow a broader search: (( nhung thoi quen quang. thoi kien thuc lap ) or ( phung thi que van. thong quan tu lap )).
• Adding a wildcard symbol may retrieve word variants: (("nhung thoi quen quang. thoi kien thuc lap") or ("phung thi que van. thong quan tu lap"))*.