5 word combo finder

#removes all words from guess list that share a letter with the word
def removeCharsFromGuessList(word,guesses):
    sguesses = guesses.copy()
    for char in word:
        i = 0
        while i < len(sguesses):
            if char in sguesses[i]:
                del sguesses[i]
            else:
                i += 1
    return sguesses

#removes all guesses with any double letter
#uses while loops because it's removing elements from the list while itterating through it
def twentyFiveList():
    fguesses = pguesses.copy() #pguesses is a list of every valid guess
    #remove all words with a double letter
    i = 0
    while i < len(fguesses):
        for char in fguesses[i]:
            if fguesses[i].count(char) > 1:
                del fguesses[i]
                i -= 1
                break
        i += 1
    return fguesses

#get all possible 5 word combos that use all 25 letters
def possibleCombos():
    combos = []
    guesses = twentyFiveList()
    wordsDone = 0
    numGuesses = len(guesses)
    #first
    for first in guesses:
        wordsDone += 1
        print('Current word: ' + str(wordsDone) + "/" + str(numGuesses) + " " + first, end='\r')
        #remove guesses that precede the current guess
        sguesses = guesses[guesses.index(first)+1:]
        #remove all guesses sharing a letter
        sguesses = removeCharsFromGuessList(first,sguesses)
        if len(sguesses) > 0:
            #second
            for second in sguesses:
                tguesses = sguesses[sguesses.index(second)+1:]
                tguesses = removeCharsFromGuessList(second,tguesses)
                if len(tguesses) > 0:
                    #third
                    for third in tguesses:
                        fguesses = tguesses[tguesses.index(third)+1:]
                        fguesses = removeCharsFromGuessList(third,fguesses)
                        if len(fguesses) > 0:
                            #fourth
                            for fourth in fguesses:
                                figuesses = fguesses[fguesses.index(fourth)+1:]
                                figuesses = removeCharsFromGuessList(fourth,figuesses)
                                if len(figuesses) > 0:
                                    for fifth in figuesses:
                                        print([first,second,third,fourth,fifth])
                                        combos.extend([first,second,third,fourth,fifth])