Cling like a bur and Hold on like a bulldog

Hold on like a bulldog and cling like a bur are semantically related. In some cases you can replace phrase "Hold on like a bulldog" with "Cling like a bur", this phrases are similar.

Cling like a bur and hold on like a bulldog are semantically related. Sometimes you can replace phrase "Cling like a bur" with "Hold on like a bulldog", this phrases are similar.