| 26.09% | %PROGRAMFILES% \ Nuance \ PDF Professional 7 \ Bin \ Plug-ins \ zspellcheck.enu | Nuance PDF Products | Nuance Communications, Inc. | 7.2.11459.100 | 2400785 |
| 21.74% | %PROGRAMFILES% \ Nuance \ PDF Reader \ bin \ Plug-ins \ zspellcheck.enu | Nuance PDF Products | Nuance Communications, Inc. | 8.0.13176.100 | 22712286 |
| 8.7% | %PROGRAMFILES% \ Nuance \ PDF Professional 8 \ bin \ Plug-ins \ zspellcheck.enu | Nuance PDF Products | Nuance Communications, Inc. | 8.0.12523.2141 | 29236903 |
| 8.7% | %PROGRAMFILES% \ Nuance \ PDF Professional 8 \ bin \ Plug-ins \ zspellcheck.enu | Nuance PDF Products | Nuance Communications, Inc. | 8.0.12523.2141 | 20772999 |
| 4.35% | %PROGRAMFILES% \ Nuance \ eCopy PDF Pro Office \ bin \ Plug-ins \ zspellcheck.enu | Nuance PDF Products | Nuance Communications, Inc. | 7.0.10472.100 | 31783136 |
| 4.35% | %PROGRAMFILES% \ Nuance \ PDF Professional 8 \ bin \ Plug-ins \ zspellcheck.enu | Nuance PDF Products | Nuance Communications, Inc. | 8.0.12415.1011 | 19901440 |
| 4.35% | %PROGRAMFILES% \ Nuance \ PDF Professional 8 \ bin \ Plug-ins \ zspellcheck.enu | Nuance PDF Products | Nuance Communications, Inc. | 8.0.12523.2141 | 24359731 |
| 4.35% | %PROGRAMFILES% \ Nuance \ PDF Professional 6 \ bin \ Plug-ins \ zspellcheck.enu | Nuance PDF Products | Nuance Communications, Inc. | 6.0.9330.1557 | 14405075 |
| 4.35% | %PROGRAMFILES% \ Nuance \ PDF Professional 6 \ bin \ Plug-ins \ zspellcheck.enu | Nuance PDF Products | Nuance Communications, Inc. | 6.0.9552.100 | 20282613 |
| 4.35% | %PROGRAMFILES% \ Nuance \ PDF Professional 8 \ bin \ Plug-ins \ zspellcheck.enu | Nuance PDF Products | Nuance Communications, Inc. | 8.0.12523.2141 | 26807403 |
| 4.35% | %PROGRAMFILES% \ Nuance \ PDF Professional 8 \ bin \ Plug-ins \ zspellcheck.enu | Nuance PDF Products | Nuance Communications, Inc. | 8.2.13311.100 | 29328289 |
| 4.35% | %PROGRAMFILES% \ Nuance \ PDF Professional 7 \ Bin \ Plug-ins \ zspellcheck.enu | Nuance PDF Products | Nuance Communications, Inc. | 7.3.12117.1214 | 15556646 |