it depends on what kind of genre are you talking about? there are many great songs and Tagalog have a lot of great songs
Are you Religious? Try
Gary Valenciano- Natutulog pa ang Diyos?
Rico Puno Lupa
Are you Patriotic? Well I recommend
Kundiman de 1800
Jocelynang Baliwag
Bayan ko
Digman by Florante
Balita, Pagbabalik, Cotabato by Asin
Dakilang lahi by Anthony Castello
Magkaisa by Virna Lisa
Handog ng Pilipino sa Mundo by APO and others
Are you Socially Aware? Have you listen to
Kahit konting awa- Nora Aunor
Pipi Bulag Bingi, Magdalena and Katarungan - Freddie Aguilar
Sinong Dakila? Sinong tunay na Baliw? by Basil Valdez
or you are just hopelessly romantic like me?
Gaano kita Kamahal?- Celeste Legaspi
Init sa Magdamag (sensual Tagalog songs) - Pilita Corales
kumpisal by Ruben Tagalog
Marupok na Pagsinta by Larry Miranda (super sad)
Hiram by Zsa Zsa Padilla (for adulteress)
Putik (for adulteress too) by Flippers
Maging Sino Ka Man by Erik Santos
Sana'y Wala Nang Wakas by Sharon Cuneta
Kahapon Lamang- Sharon Cuneta
Bituin Walang Ning Ning by Sharon Cuneta
Ikaw by Regine Velasquez
there are so many more but this is the Tagalog hits the I have on my MP3 Hope it helps you somehow
by the way, If you need visayan or Ilocano I would be very much glad to help