Perhaps you should try some spelling variations:
"hoc luong tranh snippets" » "hoc luong thanh snippets", "hoc muong thanh snippets", "hoc huong tran snippets", "hoc thuong tranh snippets", "hoc phuong tranh snippets", "hoc truong tranh snippets", "hoc luong tranh 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: (((("hoc luong tranh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hoc luong tranh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hoc luong tranh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hoc luong tranh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.