Proofread the following text
system
ลัพธ์ั โขมงโ วปวส.
user
{'corrected_text': 'ลัพธ์', 'errors': [{'word': 'ลัพธ์ั', 'corrected': 'ลัพธ์', 'start_idx': 0, 'end_idx': 275333}]} {'corrected_text': 'โขมง', 'errors': [{'word': 'โขมงโ', 'corrected': 'โขมง', 'start_idx': 0, 'end_idx': 275333}]} {'corrected_text': 'ปวส.', 'errors': [{'word': 'วปวส.', 'corrected': 'ปวส.', 'start_idx': 0, 'end_idx': 275333}]}
assistant