This is a clear flaw in their ordering as the lesson immediately after explains that you can combine the two.
कारण स्पष्ट छ कि उनीहरुका शिष्य र सिकारुहरुले उनीहरुले अपेक्षा गरेअनुसार सिकाउन खोजेको शिक्षा सिकिरहेका हुँदैनन् ।