たち => Plural form N5
Amount
たちまち  => Immediately, Quickly, Suddenly, In a moment or flash N2
Status
いちど .... ば/... たら => Just... once N4
Conditions (sufficient conditions)
~ひょうしに(~拍子に)   => the moment [A], unintentionally / inadvertently caused something to happen N1
ちょっとした ... => Just simply ..., nothing special (downplaying) N3
Description
ちょっとした ... => quite a bit; somewhat (Positive review) N3
Evaluate
ちゃった => to do something by accident, to finish completely N3
うちに => While... N3
どちら => Where N5
Doubt
ここ/そこ/あそこ/こちら/そちら/あちら => here / there / over there N5
Spatial relations
うちに => While; Before ~ N2
のうちに => Within... N3
Limit