Perhaps you should try some spelling variations:
"dinh vat trinh slippers" » "dinh va trinh slippers", "dinh van trinh slippers", "dinh viet trinh slippers", "sinh vat trinh slippers", "dinh dat trinh slippers", "dinh vat trinh slippery", "dinh vat 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: (((("dinh vat 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: (((("dinh vat trinh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dinh vat trinh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dinh vat trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.