Determined through various cross-linguistic studies of which that was brought to light the huge unorganized areas of possible language transcription among various organizations. Here you can see what was organized between various consonant concepts put into three categories. It’s mentioned here that the three types of consonant production can be between normal, tapped, and trilled. As this isn’t used in (many) known languages, it isn’t and hasn’t been organized anywhere other than through simple association. But these various consonant pronunciation variations have the potential to be pronounced, and have since been organized into three categories. It is through manner of association in consonant relationships that this concept was created to bring to light certain unspoken of aspects of language.