The Sentence Groups are divided as follows:
Juxtaposition, coordination and subordination, Coordination class, Subordination class, Complex sentences –1 the substantive subordinate, subordinate according to S, CD, CP, CI, A. Subordinates according to adjacent nominees, Complex sentences-2. The subordinate adjective or relative. Particularities of the relative, with preposition and relative with infinitive, Complex sentences –3 comparative and consecutive subordinates, Complex sentences-4 proper adverbial subordinates. Locative, temporal and modal, Complex sentences-5 improper adverbial subordinates. Causes and finals. Consecutive and conditional.