Spot the missing hyphen in each of the following sentences. There are 17 hyphens missing I already found 14 hyphens I need 3 more hyphens.

5.1The girl with reddish-brown hair kept teasing Ben, but as he was rather thick-skinned and happy go lucky it didn't bother him.

5.2The half-witted man drove quarters of the way in the wrong direction, He went south-east instead if north-west.

5.3The hard-working old lady had a well earned rest when she retired at the age of sixty-five.

5.4As her six-foot tall-fiancé was rather a ne'er-do-well, the twenty-one year old girl broke off their nine-month engagement.