Nah man, that’s just English.
Other European languages are mostly completely phonetic with exceptions. English is a mess.
You would just have to learn the clusters. Like in French “eaux” makes an /o/ sound, but it’s always that same sound, wherever you encounter it.
Polish looks like letter salad for the uninitiated, but is also consistent in its own rules. Cz = tsh, sz = sh and so on. Once you’ve cracked the code, it’s not difficult to pronounce polish words.
But we have Eszett
(s + z = ß)