1653
1642
1052
1611
1398
1310
1266
1628
1607
1637
1413
1236
1589
1104
1044
1898
1943
1209
1032
1145
1757
1171
1685
1000
1721
1479
1276
1009
1113
1989
1931
1855
1427
1867
1884
1891
1467
1663
1863
1443
1302
1718
1637
1443
1841
1909
1318
1644
1827
1204
1523
1351
1158
1141
1679
1604
1506
1558
1048
1894
1432
1661
1565
1495
1817
1101
1794
1330
1468
1973
1054
1126
1898
1703
1685
1836
1398
1868
1803
1353
1060
1960
1909
1807
1761
1522
1355
1376
1333
1198
1676
1135
1531
1035
1364
1953
1845
1280
1202
http://library.phcsuphan.ac.th/search.usisassist.php?fromrefcode=&keyword=%20Vocabulary%20Problems,%20exercises,%20etc.มีปัญหาในการเชื่อมต่อ/Connection Problems (open url)