You Do Need power plug adapter while traveling from Philippines to Syria.

Here is Why You Need An Adapter

The outlet and plug type used in Syria are C, E and L and in Philippines are A, B and C. This is how they look like.

Philippines

In Philippines, outlets of type A, B and C are in use.

Type A

Type B

Type C

Syria

In Syria, outlets of type C, E and L are in use.

Type C

Type E

Type L