Perhaps you should try some spelling variations:
"cuon trinh quan snippets" » "chuong trinh quan snippets", "cong trinh quan snippets", "xuan trinh quan snippets", "cuon tinh quang snippets", "cuon trinh luat snippets", "cuon trinh han snippets", "cuon trinh quan slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("cuon trinh quan snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cuon trinh quan snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cuon trinh quan snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cuon trinh quan snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.