zero one two three four five

1
0 1 2 3 4 5 6 7 8 9 1011 12 13 14 15 16 17 18 19
20
zero one two three four five six
seven eight nine ten eleven twelve
thirteen fourteen fifteen sixteen
seventeen eighteen nineteen twenty
2
zero
0
3
one
1
4
two
2
5
three
3
6
four
4
7
five
5
8
six
6
9
seven
7
10
eight
8
11
nine
9
12
ten
10
13
eleven
11
14
twelve
12
15
thirteen
13
16
fourteen
14
17
fifteen
15
18
sixteen
16
19
seventeen
17
20
eighteen
18
21
nineteen
19
22
twenty
20