General terms:
* Lalawigan (province): This is a very broad term and doesn't necessarily imply remoteness.
* Kabukiran (mountainous area): This implies a rural area in the mountains.
* Liblib (isolated): This emphasizes the remoteness of the area.
* Malayong lugar (distant place): This also focuses on the distance from civilization.
* Tahanan ng mga magsasaka (farmers' homes): This emphasizes the agricultural nature of the area.
More specific terms:
* Barrio (village): This is a smaller unit than a municipality, often found in rural areas.
* Pook na malayo sa kabihasnan (place far from civilization): This is a more literary way of describing a remote area.
* Bayan sa bundok (town in the mountains): This is a specific type of remote rural area.
Ultimately, the best term depends on the context and the specific features of the area you are referring to.