str.isalpha

words = text.lower().replace('-', ' ').split()

        # Filter for valuable keywords
        valuable_words = []
        for word in words:
            if len(word) > 3 and word.isalpha():
                valuable_words.append(word)

        return valuable_words[:5]

    def generate_domain_ideas(self, trending_keywords):
        """Generate domain ideas from trending keywords"""
        domain_ideas = []

        # Single keyword domains
        for trend in trending_keywords[:10]:
            keyword = trend['keyword']
            variations = [
                f"{keyword}.com",
                f"{keyword}.ai",
                f"{keyword}.io",
                f"get{keyword}.com",
                f"use{keyword}.com",
                f"{keyword}app.com",
                f"{keyword}tool.com",

# Basic usage of str.isalpha
from str import isalpha

# Simple example
result = isalpha("example_input")
print(f"Result: {result}")