<p>检查两个单词在句子中是否有顺序以及在python中出现多少次的bes方法是什么。
我喜欢吃maki寿司,最好的寿司在日本。
歌词是:【maki,sushi】</p>
<p>谢谢。在</p>
<p>代码</p>
<pre><code>import re
x="I like to eat maki sushi and the best sushi is in Japan"
x1 = re.split('\W+',x)
l1 = [i for i,m in enumerate(x1) if m == "maki"]
l2 = [i for i,m in enumerate(x1) if m == "sushi"]
ordered = []
for i in l1:
for j in l2:
if j == i+1:
ordered.append((i,j))
print ordered
</code></pre>