Dear dhammafellows

Please help me I have a question:
There is a phrase under the Abhidhammatthasa.ngaho¡¦title
Ganthaarambhakathaa, this compound can be analyzed into
Ganthaa-aarambha-kathaa, these three words¡¦ meanings are respectively
text , effort and discourse. What does it means?

thanks a lot

with metta

tzungkuen