Perhaps you should try some spelling variations:
"minh tuan luan chi gian dan" » "anh tuan luan chi gian dan", "minh quan luan chi gian dan", "minh toan luan chi gian dan", "minh tranh luan chi gian dan", "minh tuan luan thoi gian dan", "minh tuan luan thi giang dan", "minh tuan luan cho giang dan", "minh tuan luan chi gian lang"
"dinh lua quan van kiem soat" » "dinh lua quan van kiem toan", "dinh cua quan van kiem soat", "dinh luc quan van kiem soat", "dinh xuan quan van kiem soat", "dinh luat quan van kiem soat", "dinh qua quan van kiem soat", "dinh lua luan van kiem soat", "dinh lua quan va kiem soat", "dinh lua quan luan kiem soat", "dinh lua quan van kien soat", "dinh lua quan van hieu soat"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("minh tuan luan chi gian dan") or ("dinh lua quan van kiem soat"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("minh tuan luan chi gian dan") OR ("dinh lua quan van kiem soat"))*.
• Removing quotes may allow a broader search: (( minh tuan luan chi gian dan ) or ( dinh lua quan van kiem soat ))*.