Perhaps you should try some spelling variations:
"tac dong trinh slippers" » "tac cong trinh slippers", "tac dong tinh slippers", "tac dong tranh slippers", "tac dung trinh slippers", "tac trong trinh slippers", "ha dong trinh slippers", "tac dong trinh slippery", "tac dong 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: (((("tac dong 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: (((("tac dong trinh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tac dong trinh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tac dong trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.