Perhaps you should try some spelling variations:
"tinh thua trinh snippets" » "tinh thuat trinh snippets", "tinh qua trinh snippets", "tinh tra trinh snippets", "trinh thuc trinh snippets", "ninh thuan trinh snippets", "tinh phu trinh snippets", "tinh thua 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: (((("tinh thua 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: (((("tinh thua trinh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tinh thua trinh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tinh thua trinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.