Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cai cac moi snippets" » "cai cach moi snippets", "ca cac moi snippets", "tai cac moi snippets", "cai cac mon snippets", "cai cac toi snippets", "cai cac thoi 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: (((("cai cac moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cai cac moi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cai cac moi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cai cac moi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.