Perhaps you should try some spelling variations:
"sinh thuc cham snippets" » "trinh thuc cham snippets", "sinh hoc cham snippets", "sinh thai cham snippets", "sinh thuc pham snippets", "sinh phuc cham snippets", "sinh thuc chan snippets"
"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: (((("sinh thuc cham snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sinh thuc cham snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( sinh thuc cham snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sinh thuc cham snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.