We have found 44 bags that match these dimensions.
48.26x33x22.86cm 19x13x9"
linear: 104.1cm/41" 30L
The bags below are not exactly the size you were looking for, but perhaps you'll come to like them.
47x26x14cm
36L
46x33x16cm
45x31x20cm
45x31x22cm
~31L
47x29x21.5cm
29L
40x30x15cm
28L
46x30x21cm
39x29.5x20cm
39.5x30x22.5cm
27L
44x32x18cm
~25L
47x30x18cm
46x30x20cm
25L
45x32x20cm
46x29x20cm 18x11.5x7"
linear: 95cm/36.5" 24L
39x25x20cm
23L
44x31x20cm
45x22x22cm
~22L
47x27x17cm
42x26x21cm
22L
42x30x17cm
21L
42x30x15cm
42x30x18cm
linear: 90cm 20L
40x25x20cm
20L
19L
47x32x20cm 18.5x12.5x8"
linear: 99cm/39" 18.8L
40x28x16cm
linear: 84cm 18L
40x23x20cm
18L
43x28x14.5cm
~17L
38x27x13cm
linear: 78cm 16L
40x32x15cm
16L
36x30x15cm
linear: 81cm 14L
36x31x13cm
14L
35x25x16cm
linear: 76cm 13L
39x28x12cm
13L
30x25x13cm
linear: 68cm 8L
28x19x15cm
~8L
29x20x13cm
linear: 62cm 7L
20x15x8cm
linear: 43cm 2.5L