div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader040vdocumentsnetreader040viewer20220401135e04b26dcea1db7d49113828html5page1jpg target=_blank img data-url=1-k-hiu-hec-ngn-ng-l-mt-trong-ba-phn-hip-thnh-ca-ngn-nghtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: tailieusoudnvntailieusoudnvnbitstreamTTHL_1257311NN_0031pdf · 1- Kí hiu hec ngôn ngü là môt trong ba phân hçip thành cúa Ngôn ngü hQC úng dklng hiQn dai Kí loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentsnetreader040viewer20220401135e04b26dcea1db7d49113828html5thumbnails1jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imagea href=https:reader040vdocumentsnetreader040viewer20220401135e04b26dcea1db7d49113828html5page2jpg target=_blank img data-url=1-k-hiu-hec-ngn-ng-l-mt-trong-ba-phn-hip-thnh-ca-ngn-nghtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: tailieusoudnvntailieusoudnvnbitstreamTTHL_1257311NN_0031pdf · 1- Kí hiu hec ngôn ngü là môt trong ba phân hçip thành cúa Ngôn ngü hQC úng dklng hiQn dai Kí loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentsnetreader040viewer20220401135e04b26dcea1db7d49113828html5thumbnails2jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imagea href=https:reader040vdocumentsnetreader040viewer20220401135e04b26dcea1db7d49113828html5page3jpg target=_blank img data-url=1-k-hiu-hec-ngn-ng-l-mt-trong-ba-phn-hip-thnh-ca-ngn-nghtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: tailieusoudnvntailieusoudnvnbitstreamTTHL_1257311NN_0031pdf · 1- Kí hiu hec ngôn ngü là môt trong ba phân hçip thành cúa Ngôn ngü hQC úng dklng hiQn dai Kí loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentsnetreader040viewer20220401135e04b26dcea1db7d49113828html5thumbnails3jpg width=140 height=200 adivdivdiv class=ts-pagebutton class=gotoPage data-page=4Page 4button div class=ts-imagea href=https:reader040vdocumentsnetreader040viewer20220401135e04b26dcea1db7d49113828html5page4jpg target=_blank img data-url=1-k-hiu-hec-ngn-ng-l-mt-trong-ba-phn-hip-thnh-ca-ngn-nghtmlpage=4 data-page=4 class=ts-thumb lazyload alt=Page 4: tailieusoudnvntailieusoudnvnbitstreamTTHL_1257311NN_0031pdf · 1- Kí hiu hec ngôn ngü là môt trong ba phân hçip thành cúa Ngôn ngü hQC úng dklng hiQn dai Kí loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentsnetreader040viewer20220401135e04b26dcea1db7d49113828html5thumbnails4jpg width=140 height=200 adivdiv