How to say it is true that they talk a lot, but they say little. in Japanese
1)
なな(na) (prt) connects adj to noun/indicates emotion or emphasis/command/prohibitionるほどno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verb彼ら彼ら(karera) (n,adj-no) those/theyはは(ha) (int) indicating a subject/yes/indeed/well/ha!/what?/huh?/sighよくしゃべるno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verbがが(ga) (prt) indicates sentence subject/indicates possessive/but/however/still/and、、(、) Japanese commaたいした(adj-pn) considerable/great/important/significant/a big deal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言ってno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verbいないいない(inai) (n,n-suf) within/inside of/less than。。(。) Japanese period "."
