| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. N Minev vs P Arnaudov |
| 0-1 | 42 | 1971 | Bulgarian Championship | A67 Benoni, Taimanov Variation |
| 27. P Kozarov vs P Arnaudov |
| 1-0 | 53 | 1971 | Bulgarian Championship | A40 Queen's Pawn Game |
| 28. P Arnaudov vs J Ajanski |
| 0-1 | 42 | 1971 | Bulgarian Championship | A27 English, Three Knights System |
| 29. P Arnaudov vs E Ermenkov |
| 0-1 | 58 | 1971 | Bulgarian Championship | A10 English |
| 30. P Arnaudov vs P Peev |
| ½-½ | 41 | 1971 | Bulgarian Championship | A30 English, Symmetrical |
| 31. S Bohosjan vs P Arnaudov |
| 0-1 | 53 | 1971 | Bulgarian Championship | B23 Sicilian, Closed |
| 32. P Arnaudov vs L Popov |
| ½-½ | 63 | 1971 | Bulgarian Championship | A04 Reti Opening |
| 33. P Arnaudov vs N Iordanov |
| 0-1 | 42 | 1971 | Bulgarian Championship | A25 English |
| 34. L Pipkov vs P Arnaudov |
| 0-1 | 45 | 1971 | Bulgarian Championship | E70 King's Indian |
| 35. P Arnaudov vs N Kirov |
| 1-0 | 41 | 1971 | Bulgarian Championship | A15 English |
| 36. K Angelov vs P Arnaudov |
| 0-1 | 35 | 1971 | Bulgarian Championship | B22 Sicilian, Alapin |
| 37. P Arnaudov vs Z Kerchev |
| 1-0 | 27 | 1971 | Bulgarian Championship | A12 English with b3 |
| 38. P Arnaudov vs K Tomov |
| 0-1 | 61 | 1971 | Bulgarian Championship | A30 English, Symmetrical |
| 39. I Radulov vs P Arnaudov |
| 1-0 | 39 | 1971 | Bulgarian Championship | B06 Robatsch |
| 40. N Spiridonov vs P Arnaudov |
| 1-0 | 29 | 1971 | Bulgarian Championship | A41 Queen's Pawn Game (with ...d6) |
| 41. L Spassov vs P Arnaudov |
| 0-1 | 48 | 1971 | Bulgarian Championship | E75 King's Indian, Averbakh, Main line |
| 42. P Arnaudov vs P Orev |
| 0-1 | 57 | 1971 | Bulgarian Championship | A00 Uncommon Opening |
| 43. P Arnaudov vs D Pelitov |
| 1-0 | 40 | 1971 | Bulgarian Championship | E98 King's Indian, Orthodox, Taimanov, 9.Ne1 |
| 44. P Velikov vs P Arnaudov |
| 1-0 | 21 | 1971 | Bulgarian Championship | B06 Robatsch |
| 45. P Arnaudov vs A Merdinjan |
| ½-½ | 45 | 1972 | Bulgarian Championship | A04 Reti Opening |
| 46. P Arnaudov vs N Kirov |
| 0-1 | 47 | 1972 | Bulgarian Championship | A15 English |
| 47. K Tomov vs P Arnaudov |
| 0-1 | 43 | 1972 | Bulgarian Championship | A42 Modern Defense, Averbakh System |
| 48. P Peev vs P Arnaudov |
| 1-0 | 40 | 1972 | Bulgarian Championship | A42 Modern Defense, Averbakh System |
| 49. P Arnaudov vs K Artiunov |
| ½-½ | 61 | 1972 | Bulgarian Championship | C19 French, Winawer, Advance |
| 50. N Padevsky vs P Arnaudov |
| 1-0 | 52 | 1972 | Bulgarian Championship | B06 Robatsch |
Kibitzing
