Safety
tips

Scena-
rios

Pa-
tents

Refe-
rence

Pr
t

2

Tech-
nical
crea-
tivity

Ideas
for
scena-
rios

Regist-
ration
of
patents

Poli-
tical
techno-
logies

E
n
g
l
i
s
h

1

Jokes
and
not
only

Song
fablies
verses

Tech-
nical
ideas

Selling
police-
men

R
u
s
s
i
a
n

A

B

C

D