This is the 470th most frequent Finnish word.
muualla
"Elsewhere."
Here, 'muualla' is an adverb indicating the subject's present or future state of being in a different location than the speaker's reference point.
Olen muualla tänä viikonloppuna.
I am elsewhere this weekend.
In this sentence, 'muualla' specifies that the topic or the item being searched for is located at another, unspecified place.
Ei tarvitse etsiä, se on jossain muualla.
No need to search, it is somewhere else.
Here, 'muualla' functions to compare the current location with another, preferred location, implying a desire to be at that alternate place.