10 is zeroteen

11 is oneteen

12 is twoteen

13 is threeteen

14 is fourteen

15 is fiveteen

16 is sixteen

17 is seventeen

18 is eightteen

19 is nineteen

20 is zeroteenteen

21 is oneteenteen

22 is twoteenteen

23 is threeteenteen

24 is fourteenteen

25 is fiveteenteen

26 is sixteenteen

27 is seventeenteen

28 is eightteenteen

29 is nineteenteen

30 is zeroteenteenteen