| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. V Rasik vs H I Oei |
| 1-0 | 24 | 1994 | Cappelle Open | B10 Caro-Kann |
| 27. H I Oei vs J Degraeve |
| 0-1 | 32 | 1994 | Cappelle Open | A10 English |
| 28. H I Oei vs M Lupu |
| 0-1 | 39 | 1994 | Cappelle Open | A97 Dutch, Ilyin-Genevsky |
| 29. A Blees vs H I Oei |
| 0-1 | 33 | 1994 | Donner Memorial Open | E15 Queen's Indian |
| 30. H I Oei vs Nijboer |
| 0-1 | 59 | 1994 | Donner Memorial Open | E84 King's Indian, Samisch, Panno Main line |
| 31. D Tyomkin vs H I Oei |
| ½-½ | 53 | 1994 | Donner Memorial Open | E12 Queen's Indian |
| 32. H I Oei vs M Peek |
| 1-0 | 47 | 1994 | Donner Memorial Open | A57 Benko Gambit |
| 33. K Berg vs H I Oei |
| 1-0 | 55 | 1994 | Groningen Open | B14 Caro-Kann, Panov-Botvinnik Attack |
| 34. H I Oei vs R Akesson |
| 0-1 | 63 | 1994 | Groningen Open | D70 Neo-Grunfeld Defense |
| 35. L Ismailova vs H I Oei |
| ½-½ | 81 | 1994 | Groningen Open | A46 Queen's Pawn Game |
| 36. H I Oei vs R Fontaine |
| ½-½ | 42 | 1994 | Groningen Open | D30 Queen's Gambit Declined |
| 37. G de Boer vs H I Oei |
| 1-0 | 40 | 1994 | Groningen Open | A30 English, Symmetrical |
| 38. H I Oei vs A Abolina |
| 1-0 | 41 | 1994 | Groningen Open | A66 Benoni |
| 39. B van Esch vs H I Oei |
| 1-0 | 33 | 1994 | Groningen Open | E16 Queen's Indian |
| 40. H I Oei vs S Truta |
| ½-½ | 47 | 1994 | Groningen Open | A15 English |
| 41. C Bilciu vs H I Oei |
| 1-0 | 63 | 1994 | Groningen Open | E42 Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein) |
| 42. H I Oei vs P Schuurman |
| 1-0 | 52 | 1996 | Soest op | A16 English |
| 43. M Rychagov vs H I Oei |
| ½-½ | 9 | 1996 | Soest op | B40 Sicilian |
| 44. A Wojtkiewicz vs H I Oei |
| 1-0 | 52 | 1996 | ABO Soest Open | A34 English, Symmetrical |
| 45. H I Oei vs T Horvath |
| 0-1 | 45 | 1996 | AKN | B33 Sicilian |
| 46. P Szekely vs H I Oei |
| ½-½ | 14 | 1996 | AKN | A15 English |
| 47. M Kuper vs H I Oei |
| ½-½ | 25 | 1998 | Dutch Open | B17 Caro-Kann, Steinitz Variation |
| 48. H I Oei vs J Bosch van Rosenthal |
| ½-½ | 32 | 1998 | Dutch Open | E62 King's Indian, Fianchetto |
| 49. H I Oei vs J Verwoert |
| ½-½ | 61 | 1998 | Dutch Open | A57 Benko Gambit |
| 50. R Ye vs H I Oei |
| ½-½ | 32 | 1998 | Dutch Open | A21 English |
Kibitzing
