plotting a large tree is not clear

[josenikhid97]

Hello @idoerg , @fransua , @matsen , @unode , @scapella

I am trying to visualise the large rooted tree since many days and i am not able to do it, the picture is so blur , can you help me plot this tree in an understandable manner or let me know where i am doing wrong ?
. i am attaching the code i implemented and the picture that i got and also a dataset. Thanks
eagerly waiting for your reply. my desired ouput is something like this in a big picture :

i am attaching all the links of the attachements

https://drive.google.com/file/d/15TlvJ60vweJpbIJdevrKtrwALY-clxPb/view?usp=sharing,
https://drive.google.com/file/d/1AitTxUW2Az2dmGLS8vQHKQLK5oP4s-YI/view?usp=sharing,
https://drive.google.com/file/d/1MWusVqFJcaPiNAtgJOfvki1wiRMNrlzE/view?usp=sharing
https://drive.google.com/file/d/1WUspSs0qsa0PTTW0aToDB3VNKDECPBRC/view?usp=sharing

thank you in advance