Fresh-water springs that once flowed over the land may have become submerged , possibly giving rise to stories of sailors diving into the sea to collect fresh water in leather bags .
NOUN NOUN DET ADV VERB ADP DET NOUN AUX AUX VERB VERB , ADV VERB NOUN ADP NOUN ADP NOUN VERB ADP DET NOUN PART VERB ADJ NOUN ADP NOUN NOUN .