1. Combinations (iterable, r) ¶ Return r length subsequences of elements from the input iterable

2. The table also shows the longest common subsequences for every possible pair of prefixes.

3. With the guidance of these existent methods, a novel method for identification of molecular subsequences based on fast walsh transform is presented .

4. Chunked [Source Tests] Break a collection into subsequences where consecutive elements pass a binary predicate, or where all elements in each chunk project to the same value