to not be able to concentrate on 手につかない [てにつかない] /(exp) to not be able to concentrate on (due to distractions, etc.)/ ------- 手に着かない [てにつかない] /(exp) to not be able to concentrate on (due to distractions, etc.)/ ------- 手に付かない [てにつかない] /(exp) to not be able to concentrate on (due to distractions, etc.)/ |