Explore comment spam filtering

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For example, filtering names like this:

AlenaVladimirovna AlenaVladimirovna
Andrewagoli AndrewagoliSH
AnnasyslaH AnnasyslaHHB
Artem CBDO Artem CBDO
Carolynasix CarolynasixKF
Chahapse ChahapseNY
Contactvem ContactvemDW
DavidReD DavidReDFW
DonaldBop DonaldBopQS
DonaldNug DonaldNugYT
Donaldvpt DonaldcsrNV
Donaldwto DonaldklbNV
gamepinupcasino gamepinupcasinoTI
imyzinnuaph imyzinnuaphUX
Irina IrinaBV
JaoWoo JaoWoo
JasonAdjub JasonAdjubOP
JasonReuts JasonReutsWG
Jennifer Jennifer
Jessicamow JessicamowWZ
JesusJoync JesusJoyncHN
Karenfig KarenfigYQ
KarinCit KarinCitOU
KathrynRob KathrynRobQL
Kimberliref Kimberliref
Kvvillbeady KvvillbeadyHE
Lieskilfest LieskilfestDZ
LolaruirM LolaruirMPV
LorenzoCar LorenzoCarUU
Malinasew MalinasewBL
Mariajek MariajekBX
MashaWarge MashaWargeNG
PavelWolfovich PavelWolfovich
pinupkazino pinupkazinoNK
pinupkazino pinupkazinoNK
Raymonwidge RaymonwidgeMC
Richardusefs RichardusefsMF
SlotoKing SlotoKingJF
Timothydourf TimothydourfXZ
Urocchutb UrocchzhxGD
VadimPetrov VadimPetrov
VlastowaLerka VlastowaLerka
WerkPucky WerkPuckyNB
Александр Александр
Сloudeamofs СloudeamofsJY