They also do the doubling for emphasis. I love the "Hati Hati" signs everywhere that tell you to drive extra careful.
Thai and Khmer do the same with tenses and just add tomorrow, yesterday, last year ... as context.
One of my favorites in thai is that the common question "gin khaw/กินข้าว" means "Have you eaten?", "do you want to eat" and "Come eat!" all at the same time and that its also most often meant this way. "Eat rice" in the past, present and future.
One of the few Thai phrases I remember from my trip there (and forgive my phonetic spelling) is layo-layo, which, when said to a tuk tuk driver means "I have no fear of death" (actually "faster", but same result).
Alle Bundesland-Bundesland hat verschieden Grundstücksverkehrsgenehmigungszuständigkeitsübertragungsverordnung-Grundstücksverkehrsgenehmigungszuständigkeitsübertragungsverordnung.
Japanese also gets rid of the article, and the subject is very often dropped because it's clear from context. Plural just does not seem to exist at all, because who cares if you have an apple or apples.
Sleep. (ねる。) For example can be a complete sentence. It's also somewhat possible in English but it's rare.
A: what did you do on the weekend?
B: Sleep.
I love Japanese grammar, it's fun to learn. But Indonesian seems to have fun and simple grammar too.