How to say simply repeating the same method won't do any good. in Japanese
1)
同じ同じ(onaji) (adj-f,n) same/identical/equal/uniform/equivalent/similar/common/changeless/alike/ anyway/anyhow/in either caseやりやり(yari) (n) spear/lance/javelin/lance/jeering方方(hou) (suf) suffix used as a rough indicator of location, direction, time, etc.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,繰り返し繰り返し(kurikaeshi) (n,vs,adj-no,adj-na) repetition/reiteration/iteration/cycle/repeatedlyたってたって(tatte) (prt) even if/even though/however/no matter howラチno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verbが(prt) indicates sentence subject/indicates possessive/but/however/still/andあか(n) subfamilyないない(nai) (aux-adj) not/emphatic suffix。。(。) Japanese period "."
