import sys

def diastic(word, phrases):
    words = []

    cur = 0

    for idx, c in enumerate(word):
        for nxt, phrase in enumerate(phrases[cur:]):
            if len(phrase) > idx and phrase[idx] == c:
                words.append(phrase)
                cur = idx + 1
                break

    return " ".join(words)

if __name__ == "__main__":
    with open(sys.argv[2]) as f:
        words = f.read().split()
    print(diastic(sys.argv[1], words))