What should I do if the calligraphy works fall off?

Accept your mistake and make the most of it.

There is no right or wrong in China's traditional calligraphy art.

Difficult words and multiple words can be written separately, such as "take" and upper and lower structures. Sometimes if it is not beautiful, it can be written as "near hand" and become a left-right structure. ......

This is the profoundness of China culture.