Perhaps you should try some spelling variations:
"lang trong thi slippers" » "dung trong thi slippers", "cong trong thi slippers", "dong trong thi slippers", "lang trong thoi slippers", "lang trong thu slippers", "lang trong tho slippers", "lang trong thi slippery", "lang trong thi 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: (((("dung java java snippets") or ("lang trong thi slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("lang trong thi slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( lang trong thi slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("lang trong thi slippers"))) or ("locating bug code snippets"))*.