This file contains 30 links of the form "uY", with "u" fixed and "Y" possibly varying.
Each link points to a webpage that in turn points to files of the form "?uY*"
("?" is a single-character wildcard and "*" is a multiple-character wildcard.)
u1
u2
u8
u9
ua
ub
uc
ud
ue
uf
ug
uh
ui
uj
uk
ul
um
un
uo
up
uq
ur
us
ut
uu
uv
uw
ux
uy
uz