The drainways (&quot;as vazante&quot;) are natural drainage channels during the flooding time with characteristics of those of periodic flowing water course and they can have several kilometers in length;
(The drainways (&quot; are; natural drainage channels during the flooding time with characteristics of those of periodic flowing water course) (they; can have; several kilometers in length)
The drainways (&quot they
are can have
natural drainage channels during the flooding time with characteristics of those of periodic flowing water course
several kilometers in length