Perhaps you should try some spelling variations:
"khang using java snippets" » "khang sinh java snippets", "khang using data snippets"
"dung hai code slippers" » "dung tai code slippers", "dung ha code slippers", "dung sai code slippers", "dung hai con slippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("khang using java snippets") or ("dung hai code slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khang using java snippets") OR ("dung hai code slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khang using java snippets ) or ( dung hai code slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khang using java snippets") or ("dung hai code slippers"))) or ("locating bug code snippets"))*.