Consider, for instance, how many store clerks still scan items incorrectly at the register.
( ( ( ( ( Consider , ) ( for instance ) ) , ) ( ( how many ) ( ( store clerks ) ( still ( ( ( scan items ) incorrectly ) ( at ( the register ) ) ) ) ) ) ) . )
(ROOT (S (VP (VB Consider) (, ,) (PP (IN for) (NP (NN instance))) (, ,) (SBAR (WHADJP (WRB how) (JJ many)) (S (NP (NN store) (NNS clerks)) (ADVP (RB still)) (VP (VB scan) (NP (NNS items)) (ADVP (RB incorrectly)) (PP (IN at) (NP (DT the) (NN register))))))) (. .)))
Items are consistently miss-scanned at registers.
( Items ( ( ( are consistently ) ( miss-scanned ( at registers ) ) ) . ) )
(ROOT (S (NP (NNS Items)) (VP (VBP are) (ADVP (RB consistently)) (VP (VBN miss-scanned) (PP (IN at) (NP (NNP registers))))) (. .)))