1, where the only vowel used is E
2, where there is no E in any word
3, where each word starts with the letter B
4, with words that start with vowels only
5, with words that are 3 letters long
6 Where no word has more than 4 letters
7, where each word has the letters in order: A B C D E F G
8, where each word has the number of letters: 1 2 3 4 5 6 7
9, where each word has the number of syllables: 1 2 3 4 3 2 1
10, where each word contains the letter S
11, where each word finishes with S, T or D
12, Where the first letters of each word spell out a hidden 7-letter word (acrostic)
Characters in BOLD subject to change