briefly, immediately, instantly, for a minute, for a second, for a short time, right now, now, for an instant
nhanh thôi, sớm thôi, trong tích tắc nữa thôi
a short while ago: vừa mới đây thôi = recent, just, freshly, lately, newly
Hold on! I have told him not to submit that form for a short while.