Coupling types listed from the weakest:

• Domain coupling - different modules shares the same domain

• Temporal coupling - coupling in time, when one module assumes, that antoher will be available at time the communication

• Pass-through coupling - module takes data structure and passes to another module

• Common coupling - modules write to the same database

• Content coupling - modules modifies the same database table

Microservices, 2nd edition by Sam Newman

Fundamentals of Software Architecture: An Engineering Approach 1st Edition by Mark Richards (Author), Neal Ford