Reading Thai script on a small phone screen can strain your eyes. Thai characters feature small loops and nuances that distinguish letters (like ห and น); these are much easier to read on high-quality print or large screens.
Open your PDF. Listen to the audio again while following along with the phonetic transliteration. This step helps your brain connect the sounds you hear to the written representation. Step 3: Understand the Meaning
Older versions of Assimil Thai were criticized for using mostly romanization (phonetic English/French letters) instead of the actual Thai script in the main dialogues. Check that your version includes the script if you want to master reading.
Most Assimil Thai PDFs include a script primer. Dedicate two weeks to: