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