Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cau phu can snippets" » "chau phu can snippets", "cau phuc can snippets", "cam phu can snippets", "cau phu san snippets", "cau pho can snippets", "cau thu canh 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: (((("cau phu can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cau phu can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cau phu can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cau phu can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.