1.   A drive across Texas would yield an occasional sighting of flowers, but nothing like the multitudinous displays we see today.

2.   In July, there are occasional sightings of whales and porpoises.

3.   Then he seemed to disappear, more in the manner of Sandy Koufax, with occasional sightings, than the full-bodied reclusiveness of J.D. Salinger.

4.   There are occasional sightings of both, but then they vanish.

5.   While there are occasional sightings of blue sharks, attacks are virtually unheard of, Sheckler said.

6.   Citing intelligence reports and occasional sightings by shepherds who migrate through the mountains, the source said he believes the hostages are still alive and healthy.

a. + sighting >>共 123
reported 13.48%
first 9.16%
recent 5.66%
last 5.12%
unconfirmed 5.12%
confirmed 4.31%
possible 2.70%
false 2.43%
alleged 1.89%
visual 1.89%
occasional 1.62%
occasional + n. >>共 2049
shower 1.25%
burst 0.99%
visit 0.84%
appearance 0.84%
trip 0.78%
rain 0.78%
flash 0.76%
meeting 0.70%
lapse 0.70%
shot 0.64%
sighting 0.12%
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