1046
1066
1517
1638
1713
1147
1662
1433
1915
1560
1010
1720
1790
1210
1721
1876
1920
1150
1771
1679
1765
1268
1060
1682
1051
1294
1210
1354
1837
1774
1102
1323
1590
1458
1262
1845
1963
1454
1815
1999
1377
1929
1306
1587
1847
1700
1009
1971
1497
1961
1566
1786
1919
1551
1376
1600
1842
1339
1811
1291
1287
1606
1014
1897
1006
1270
1663
1100
1296
1316
1201
1425
1445
1191
1691
1913
1474
1275
1095
1000
1029
1674
1327
1274
1426
1296
1506
1670
1486
1205
1343
1155
1637
1306
1602
1835
1577
1323
1283
http://library.phcsuphan.ac.th/search.usisassist.php?fromrefcode=&keyword=%20ก๊าซมีปัญหาในการเชื่อมต่อ/Connection Problems (open url)