Perhaps you should try some spelling variations:
"nang lam trinh slippers" » "nang lap trinh slippers", "nang lam tinh slippers", "nang tao trinh slippers", "nong lam trinh slippers", "bang lam trinh slippers", "mang lam trinh slippers", "nang lam trinh slippery", "nang lam 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: (((("nang lam 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: (((("nang lam trinh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( nang lam trinh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nang lam trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.