1987
1504
1664
1196
1853
1441
1427
1300
1284
1753
1218
1215
1206
1701
1277
1814
1355
1003
1992
1325
1079
1009
1395
1375
1530
1377
1906
1643
1467
1898
1511
1007
1028
1885
1210
1864
1977
1797
1183
1050
1299
1462
1020
1317
1448
1231
1926
1826
1250
1974
1919
1751
1712
1267
1720
1609
1746
1224
1176
1253
1756
1584
1724
1636
1118
1434
1447
1933
1732
1053
1517
1470
1733
1028
1235
1533
1767
1672
1526
1465
1917
1682
1083
1522
1814
1266
1237
1593
1431
1880
1903
1657
1529
1160
1637
1700
1524
1918
1995
http://library.phcsuphan.ac.th/search.usisassist.php?fromrefcode=&keyword=%20English%20language%20Technical%20Englishมีปัญหาในการเชื่อมต่อ/Connection Problems (open url)