public List <string> Analyze(string text)
{
List <string> list = new List <string>();
char[] chars = text.ToCharArray();
for (int i = 0; i < chars.Length; i++) //i < chars.Length - _n+1
{
string x = string.Empty;
int k = (chars.Length - i) > _n?_n:(chars.Length - i);
for (int j = 0; j < k; j++)
{
if (CharacterUtil.IsCjkUnifiedIdeographs(chars[i + j]))
{
x += chars[i + j];
}
else
{
break; //if the current char is puncuation, this ngram is stopped
}
}
if (!String.IsNullOrEmpty(x))
{
list.Add(x);
}
}
return(list);
}
