Perhaps you should try some spelling variations:
"phap quay trinh slippers" » "phap qua trinh slippers", "phap quy trinh slippers", "phap xuan trinh slippers", "phap quan trinh slippers", "phap khuay trinh slippers", "phap quay trinh slippery", "phap quay 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: (((("phap quay 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: (((("phap quay trinh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap quay trinh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap quay trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.