Perhaps you should try some spelling variations:
"hanh cham tinh snippets" » "thanh cham tinh snippets", "thanh pham tinh snippets", "khanh pham tinh snippets", "hanh chau tinh snippets", "hanh cham binh snippets", "hanh ha tinh snippets", "hanh cham tinh 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: (((("hanh cham tinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh cham tinh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh cham tinh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh cham tinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.