手につかない

てにつかない

unable to focus on ... (due to being preoccupied with something else); unable to concentrate on ...; unable to settle down to ...

Also written 手に付かない、手に着かない

Meaning

expadj-i
unable to focus on ... (due to being preoccupied with something else); unable to concentrate on ...; unable to settle down to ...

Example sentences

もうっ、全然勉強が手につかないわよっ！！

Enough! I can't get any study done at all!
どうも仕事が手に付かない。

Somehow I cannot settle down to work.