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| HBO | Home Box Office |
| HBO | Hollywood Beaten Out |
| HBO | Human Body odor |
| HBO | Hardly bean on |
| HBO | Hells Bx Office |
| HBO | Home Bought Order |
| HBO | Help a Brother Out |
| HBO | Hunny Bunches of Oats |
| HBO | Horribly Bad Owners |
| HBO | Hyperbaric Oxygen |
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| UNIX Full Form | PWD Full Form in Hindi |