Thank you to let me know Unicode is ver 8. I bot a Unicode ver2 many years ago for reference.it cost 50$ and expensive at
That time.it has about 22000 characters. In general ,use 4000 to 6000 characters ,one can do a lot. Besides,one can use
A similar character in place. Of course , unless you study classics or people,s names .If I know what is in PLECO,I will be
Satisfied.
For complex character, I use hard copy like 汉语大字典,缩印本contains about 56000 字。