Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dung chau ho snippets" » "dung chat ho snippets", "dung cau ho snippets", "dung cho ho snippets", "dung chau tho snippets", "dung chau hoa snippets", "dung chu ho 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 chau ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung chau ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung chau ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung chau ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.