Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"canh thi da snippets" » "canh thin da snippets", "can thi da snippets", "anh thi da snippets", "canh thi dai snippets", "canh thi dua snippets", "canh thi dan 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: (((("canh thi da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("canh thi da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( canh thi da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("canh thi da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.