Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"can moi cua snippets" » "ban moi cua snippets", "cac moi cua snippets", "chat moi cua snippets", "can hoi cua snippets", "can doi cua snippets", "can moi quan 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: (((("can moi cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("can moi cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( can moi cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("can moi cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.