Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"anh cong soi snippets" » "hanh cong soi snippets", "anh dong soi snippets", "thanh cong soi snippets", "anh cong so snippets", "anh cong goi snippets", "anh cong noi 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: (((("anh cong soi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("anh cong soi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( anh cong soi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh cong soi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.