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