But commas are not words. The user says "alter each word" so commas and punctuation are probably ignored. Wait, the example in the user's input includes commas inside the sentence but they are not part of the words. The instruction is to alter each word except proper nouns. So punctuation is left as is but not altered.
So moving forward, for the word "trucks," options could be vehicles. Euro Truck Simulator 2 1.40 All Dlc Free Download
Let me go through each word step by step. Some words may be part of phrases where the whole phrase is a compound noun, so I need to ensure those are kept intact. For example, "free download" could become cost-free acquisition if that makes sense, but maybe "free" and "download" can each be spun. But commas are not words
Proper nouns: "DLCs (Downloadable Content)" – wait, "Downloadable Content" is part of the abbreviation, so it's still considered part of the proper noun since it's in parentheses. The DLCs themselves like "Scandinavia" are proper nouns but here the term DLCs is a common abbreviation. Wait, maybe not. Let me check the original text again. The user says "No changes to proper nouns." So words like "Scandinavia," "Highway to Italy," etc., should remain as they are. The term "DLCs (Downloadable Content)" seems to be part of the title, so it's a proper noun. Therefore, the phrase "DLCs (Downloadable Content)" should stay the same. The word "DLCs" is a common noun, but since it's paired with its full name in parentheses, perhaps it's considered a proper term here. So the user may not want that altered. The instruction is to alter each word except proper nouns