给出一个英文文本，统计其中每个不同单词的出现频率，并将这些单词按照出现频率从高到低排序。输出前10个结果。


The quick brown fox jumps over the lazy dog.The dog slept over the verandah facing the moon.
- the: 3
- over: 2
- dog: 2
- jumps: 1
- quick: 1
- brown: 1
- fox: 1
- lazy: 1
- slept: 1
- verandah: 1

Top 10 words by frequency: 
1. the (3)
2. over (2)
3. dog (2)
4. jumps (1)
5. quick (1)
6. brown (1)
7. fox (1)
8. lazy (1)
9. slept (1)
10. verandah (1)