PCOS suffer glitches anew

More PCOS machines suffer glitches

Tempers rise as QC voters suffer long lines, PCOS glitches

Glitches seen in PCOS machines' final tests

More glitches reported in final testing of PCOS machines

Glitches continue to mar final testing and sealing of PCOS machines

Glitches seen in PCOS machines during test in Pasay

Comelec downplays PCOS glitches

PCOS glitches worry poll watchdog

Glitches encountered in final testing of PCOS machines in Q.C.

PCOS glitches delay voters in Parañaque

Minor glitches mar final testing of PCOS machines in Masbate

Kontra Daya: Glitches in final testing of PCOS machines show Comelec has yet to address problems experienced in 2010 polls

Palace: Comelec can fix PCOS glitches

Comelec Glitches expected in PCOS tests

Brillantes 18,000 PCOS machines had transmission problems

Thick PCOS thermal paper briefly delays voting

PCOS source code in BSP vault

Kontrata para sa pag-aayos ng PCOS, ibinasura ng SC

PCOS machines ready for May elections

Disabled PCOS security features alarm Namfrel

Brillantes has 'reservations' about reusing Smartmatic PCOS

How PCOS machines can be used to cheat in elections?

PCOS machine returns ballot four times

Easy to cheat using PCOS, ex-Comelec official says

Final testing and sealing of PCOS machines continue

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