Perhaps you should try some spelling variations:
"quang tran hanh slippers" » "quang tuan hanh slippers", "quang trung hanh slippers", "quang thanh hanh slippers", "quang tran thanh slippers", "quang tran manh slippers", "quang tran anh slippers", "quang tran hanh slippery", "quang tran hanh 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: (((("quang tran hanh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("quang tran hanh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( quang tran hanh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("quang tran hanh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.