1. Fraser´s taxonomy
1.1. Contrastive DM
1.1.1. They indicate a direct or indirect contrast between segment 1 (S1) and segment 2 (S2)
1.1.1.1. But, alternatively, although, conversely, despite, however, in spite of, in comparison, in contrast, instead, nevertheless, on the other hand, on the contrary, regardless, though, whereas, yet.
1.2. Elaborative DM
1.2.1. They point an elaboration in segment 2 (S2) to the information contained in segment 1 (S1)
1.2.1.1. And, above all, also, alternatively, analogously, besides, by the same token, correspondingly, equally, for example, for instance, further (more), in addition, in other words, in particular, likewise, more accurately, more importantly, more precisely, moreover.
1.3. Inferential DM
1.3.1. Inferential discourse markers indicate that segment 1 (S1) provides a basis for inferring segment 2 (S2)
1.3.1.1. So, after all, as a conclusion, as a consequence, as a result, because, consequently, for this / that reason, hence, accordingly, in this / that / any case, then, therefore, thus.