|Eighteen|

1 GTNV 

2 |One| 

3 |Two| 

4 |Three| 

5 |Four| 

6 |Five| 

7 |Six| 

8 |Seven| 

9 |Eight| 

10 |Nine| 

11 |Ten| + Một số fact 

12 |Eleven| 

13 |Twelve| 

14 |Thirteen| 

15 |Fourteen| 

16 |Fifteen| 

17 |Sixteen| 

18 |Seventeen| 

19 |Eighteen| 

20 |Nineteen| 

21 |Twenty| 

22 |Twenty One| 

23 |Twenty-Two| 

24 |Twenty-Three| 

25 |Twenty Four| 

26 |Twenty-Five| 

27 |Twenty-Six| 

28 |Twenty-Seven| 

29 |Twenty Eight| 