import re

def find_pies_lines(file_path):
    with open(file_path, 'r',encoding = 'utf-8') as file:
        for line in file:
            line = line.strip()
            if re.search(r'\bpies\b', line, flags=re.IGNORECASE):
                print(f"{line}")

file_path = './simple.in'
find_pies_lines(file_path)