Kawax is not a match-3 game. It is a "match sum(x)" game. You have to select a group of coins that equals a specific value. You also have to pick a specific quantity of sugar lumps.
A coffee spoon has a width of 5 squares.
So, you have to clear all the square below it to make it fall.
The aim of this mode is to bring 2 coffee spoon to the bottom of the screen.