Perhaps you should try some spelling variations:
"thanh dat trinh snippets" » "thanh san trinh snippets", "thanh hai trinh snippets", "thanh van trinh snippets", "thanh dan trinh snippets", "thanh lap trinh snippets", "thanh dat trong snippets", "thanh dat trinh 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: (((("thanh dat trinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thanh dat trinh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thanh dat trinh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thanh dat trinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.