How to say it's no use worrying about it there's nothing you can do in Japanese
1)
それそれ(sore) (int)(n) there!/thatをを(wo) (prt) indicates direct object of action/indicates subject of causative expression/indicates an area traversed/indicates time over which action takes place/indicates point of departure or separation of action/indicates object of desire, like, hate,思い思い(omoi) (n) thought/imagination/mind/heart/desire/wish/hope/expectation/love/affection/feelings/emotion/sentiment/experience悩んno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verbだってだって(datte) (conj) after all/because/but/even/too/as well/also/they say/i hear/you mean無駄無駄(muda) (adj-na,n) futility/uselessness/pointlessnessだよno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verb君君(kun) (pn) you/buddy/pal/monarch/ruler/sovereign/masterにに(ni) (prt) indicates such things as location of person or thing, location of short-term action, etc.できる(v5r,vt) to be out of/to have no more at handこと(prt) particle indicating a command/particle indicating mild enthusiasm/particle indicating a gentle interrogative/particle used to soften a judgment or conclusionはは(ha) (int) indicating a subject/yes/indeed/well/ha!/what?/huh?/sigh何も何も(nanimo) (exp,adv) nothing/not any/and everything else/allないない(nai) (aux-adj) not/emphatic suffixのの(no) (prt) indicates possessive/nominalizes verbs and adjectives/substitutes for "ga" in subordinate phrases/indicates a confident conclusion/ indicates emotional emphasis/indicates questionだからだから(dakara) (conj,n) so/therefore
