What are the poems that describe "parting and no longer contacting each other"?

1. Ever since I lost weight and lost my appearance, Yunyu Wushan has been in vain.

Sleeping alone in a lonely room brings tears like rain, and the autumn night is only for one person. ——Song Dynasty. Jia Yunhua's "Farewell"

2. When the Han envoys left in the past, they climbed weak willows, broke off cold plums, and climbed to a high platform.

Thousands of miles away, there is spring snow in Jade Pass, but the geese come and no one comes. The sound of the Qiang flute is sad and lingering. ——Tang Dynasty. Wen Tingyun's "Ding Xifan·The Han Dynasty Envoy's Farewell in the Past"

3. It is difficult to repeat this farewell, and the flowers will change people again. When I arrived, the plum blossoms were covered with snow, but when I left, the willows contained spring.

The phenology encourages travelers to travel, and the return journey is refreshing. Yanchuan is far away now, and my soul and dream are secretly dating each other. ——? Sui. Anonymous "Farewell is Hard"

4. Although the purple luan and the yellow swan are separated, how difficult is it to chase them thousands of miles away?

I still hear the wind crying and the moon crying, lingering intermittently makes people sad.

Romance is more profound and affectionate, while Bi Zhen Qianxun is still shallow.

The toads are flowing into the clear night, and the butterflies must be taught to fall into the silk.

There is no way that a broken thread cannot be renewed, and the phoenix glue in the elixir acupoint is not far away.

There is no way that flowing water does not return waves. The two tides on the sea always return. ——Tang Wu Rong's "Ancient Farewell (Miscellaneous Words)"

5. Separation and hatred are like wine, which makes people drunk in ancient and modern times. I am afraid that the Yangtze River water will be filled with the tears of children.

Yi Yu is not of this generation, so he gives it away with nothing. If we meet again one day, the breeze will move the heaven and the earth.

——Tang Seng Guanxiu's "Miscellaneous Songs and Songs·Ancient Farewell"