Perhaps you should try some spelling variations:
"phap canh trinh snippets" » "phap canh tranh snippets", "phap hanh trinh snippets", "phap canh tinh snippets", "phap cach trinh snippets", "phap nang trinh snippets", "phap tang trinh snippets", "phap canh trinh slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("phap canh trinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phap canh trinh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phap canh trinh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap canh trinh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.