Given this seed:

• google
• yahoo
• lycos
• iwon
• altavista
• excite
• metacrawler
• alltheweb
• dogpile

I get:

1. google popup
2. yahoo store
3. sbc yahoo
4. google tool bar
5. yahoo search
6. google search appliance
7. google advertising
8. www yahoo
9. yahoo messanger
10. match yahoo
11. google yellow
12. www sbc yahoo com
13. google com
14. order store yahoo
15. yahoo hosting
16. metacrawler
17. lycos
18. yahoo advertising
19. google uk com
20. http www google com
21. google ads
22. smileys yahoo
23. yahoo bingo
24. yahoo job search
25. yahoo personal com
26. excite com
27. dirty yahoo emoticons
28. yahoo emoticon
29. yahoo registration
30. google toolbar mac
31. google blog
32. www yahoo co uk
33. submit site to yahoo
34. yahoo site
35. yahoo shopping cart
36. www google com
37. www google
38. yahoo photo album
39. yahoo literati
40. advertising on google
41. yahoo internet
42. shopping yahoo
43. yahoo host
44. excite personals
45. sbc yahoo download
46. google rank
47. www yahoo com
48. google seo
49. yahoo driving directions
50. dsl sbc yahoo
51. yahoo
52. google ad words
53. adult personals yahoo
54. yahoo merchant
55. yahoo fantasy baseball
56. add google
57. yahoo pool game
58. yahoo problem
59. yahoo news
60. google
61. yahoo email
62. alltheweb com
63. spades yahoo
64. adult yahoo groups
65. yahoo stores
66. yahoo classifieds
67. yahoo com
68. excite
69. yahoo instant messenger download
70. yahoo bb
71. metacrawler com
72. yahoo real estate
73. yahoo chat rooms
74. alltheweb
75. submit to google
76. yahoo chat
77. dogpile
78. yahoo music
79. lycos chat
80. yahoo job
81. monitor yahoo messenger
82. yahoo mail
83. astrology yahoo
84. maps yahoo com
85. google deutschland
86. yahoo webcam
87. google earth
88. altavista
89. vegas yahoo
90. google database
91. www my yahoo com
92. mail sbc yahoo
93. altavista com
94. google maps
95. yahoo photo
96. remove yahoo
97. sbc and yahoo
98. yahoo horoscopes
99. www yahoo de
100. google be