Perhaps you should try some spelling variations:
"ki nang quan duong kiem soat" » "ki nang tuan duong kiem soat", "ki nang quan dong kiem soat", "ki nang qua duong kiem soat", "ki nang quan duong kieu soat", "ki nang quan luong kiem soat", "ki nang quan duong vien soat", "ki ban quan duong kiem soat", "ki nang suat duong kiem soat", "ki nang quan duong kiem toan", "ky nang quan duong kiem soat"
"tinh quang toan va dieu soat" » "tinh quang tuan va dieu soat", "tinh quang tran va dieu soat", "tinh quang doan va dieu soat", "tinh quang toan va hieu suat", "tinh quang toan va dieu hoa", "tinh quang toan va dieu hat", "tinh quang tran van dieu soat", "tinh quang toan ban dieu soat"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("ki nang quan duong kiem soat") or ("tinh quang toan va dieu soat"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("ki nang quan duong kiem soat") OR ("tinh quang toan va dieu soat")).
• Removing quotes may allow a broader search: (( ki nang quan duong kiem soat ) or ( tinh quang toan va dieu soat )).
• Adding a wildcard symbol may retrieve word variants: (("ki nang quan duong kiem soat") or ("tinh quang toan va dieu soat"))*.