Complex sentence: HIV can be spread through bodily fluids, such as blood (including menstrual blood), vaginal fluid and breast milk, or by oral sex if the person has cuts or sores in her mouth or poor oral hygiene.
Split into simpler sentences: HIV can be spread through bodily fluids, such as blood (including menstrual blood), vaginal fluid and breast milk. Transmission can also take place through oral sex if a woman has cuts or sores in her mouth or poor oral hygiene.