These are the top 50 text strings used in SEO / spam user account names

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bargain
best
buy
casino
cheap
choice
clearance
coupon
deal
delivery
direct
discount
elite
exclusive
express
fast
free
gadget
global
gold
guarantee
hotdeal
instant
lowprice
luxury
magic
markdown
offer
official
online
premier
prime
pro
promo
quality
sale
save
savings
seo
shop
smart
store
tech
top
trusted
ultimate
unlimited
wholesale
win