彼女は最近、心配事が多くてよく眠れないらしい。
She apparently has so many worries lately that she can't sleep well.
何か心配事があるなら、遠慮せずに相談してください。
If something is worrying you, please don't hesitate to talk to me.
試験が終わって、ようやく心配事がひとつ減った。
With the exam over, I finally have one less thing to worry about.