Ⅰ Characteristics of Language and Phonology of the Korean Language
01 The nature and function of language
02 Vowel system
03 Consonant System
04 Syllable Final Sound Rules
05 Consonant assimilation
06 Palatalization
07 Phonetic contraction
08 Phoneme deletion and phoneme addition

Ⅱ Words and Parts of Speech
09 Morphemes
10 Roots and Affixes
11 Single and compound words
12 Nouns
13 Verbs
14 Modifiers
15 Relative and Independent Words

Ⅲ Semantic relationships of vocabulary
16. Relationships and antirelationships
17. Hierarchical relationships, polysemy relationships, and homonymous relationships

Ⅳ Sentence elements and sentence structure
18 main ingredients
19 Auxiliary and Independent Components
20 connected sentences
21 Embraced sentences · Embraced sentences

V Grammar Elements
22 Sentence ending expressions
23 Honorific Expressions
24-hour expression
25 Passive and Causative Expressions
26 Negative and Ambiguous Expressions

Ⅵ Language regulations
27 Korean Spelling and Standard Language Rules
28 Foreign language transcription and Korean Romanization

Ⅶ Other
29 Context of the discourse
30 The Creation Principles and Values ​​of Hangul