1
20
20-25
20-30
20s
25
30
ability
accuracy
accurate
adult
adults
alert
alertness
appearance
at
aware
awareness
being
beings
building
buildings
caucasian
caucasians
color
colour
competence
concentrate
concentrated
concentrating
concentration
craft
craftswoman
defender
defenders
device
devices
differential
ear
earmuffs
european
exact
exactitude
exactness
factories
factory
female
females
focus
front
frontal
germany
grown-up
grown-ups
grownup
grownups
hand
handcraft
handicraft
handwork
head
head-on
human
humans
image
indoor
indoors
industrial
industries
industry
interior
interiors
job
jobs
labour
look
looking
machine
machines
manual
manufacturing
muff
occupation
occupations
of
on
one
only
people
person
persons
photo
photography
photos
place
plant
plants
precision
profession
protection
safety
scrutinise
scrutinising
scrutinize
scrutinizing
scrutiny
seeing
selective
shot
shots
skill
skilled
technologies
technology
to
turn
turning
view
viewing
views
watching
woman
women
work
working
workplace
workshop
workshops
years
young