oxygen saturation curve. graphical representation describing the relationship (usually curvilinear) between fraction of oxygen-binding sites (of a protein) that have oxygen bound to them and the partial pressure (concentration) of free oxygen.
Other dialects spoken in the Philippines include Cebuano, Ilokano, Waray-Waray, Hiligaynon, Pangasinan, Bikol, Maranao, Maguindanao, Tausug, and Kapampangan, but the official language, Filipino, is based on Tagalog.
Richard is right in that this is a Textspeak-spelled combination of Tagalog and English. In proper Taglish this would be: Nagagalit ka kasi yung kaibigan mo.. nag-cheat sa girlfriend niya.. Ikaw rin naman pala.