Perhaps you should try some spelling variations:
"hanh van trinh snippets" » "hanh van thinh snippets", "hanh van tinh snippets", "hanh dan trinh snippets", "thanh van trinh snippets", "khanh van trinh snippets", "hanh va trinh snippets", "hanh van trinh slippers"
"dung cac code snippets" » "luong cac code snippets", "dung cho code snippets", "dung tai code snippets", "dung cac cong snippets", "dung cac co snippets", "dung cac che snippets", "dung cac code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

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

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