Combinations of symbols can be made with each symbol distinct, or:

A pattern coiled about five large, distinct symbols was set deep into her flesh, all done in shades of blue.

The Deseret alphabet does not have a distinct symbol for the mid-central vowel.

We can then make use of this increase in the signal-to-noise ratio by using a larger number of distinct symbols.

There had been four distinct symbols, each framed in an equal-sided box.

TNT does not use a distinct symbol for each natural number.

The rest of the strings use at least two distinct symbols from the alphabet.

These are two distinct symbols that traditionally have entirely different uses.

This act has become a distinct symbol of Japanese food play.

Because allophones are completely predictable, it is quite unusual for them to be represented with distinct symbols in the written form of a language.