Uhm, nope. Definitely not. All the precomposed letters only exist because of compatibility with legacy character sets. There are also some languages that routin

Uhm, nope. Definitely not. All the precomposed letters only exist because of compatibility with legacy character sets. There are also some languages that routinely use more than one stacked diacritic on letters and encoding every possible precomposed variant would be at least a little bit silly.