| ### What does this changes | |
| <!--- Brief summary of the changes --> | |
| ### What was wrong | |
| <!--- Description of what was the root cause of the issue. --> | |
| ### How this fixes it | |
| <!--- Description of how the changes fix the issue. --> | |
| Fixes #... | |
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| <!--- https://github.com/PyThaiNLP/pythainlp/blob/dev/CONTRIBUTING.md --> | |
| - [ ] Passed code styles and structures | |
| - [ ] Passed code linting checks and unit test | |