Két Sắt Mở Khóa Bằng Vân Tay
https://future-wiki.win/index.php?title=Your_House_Your_Castle:_Make_Because_Safe_Like_A_Fortress
Knowing this you can now narrow down what is of most value, with a thief. Schemes based on complementary colors have a certain contrast between tones, yet they are visually convenient.