Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"con lam cuoc snippets" » "con lai cuoc snippets", "con lam duoc snippets", "con lay cuoc snippets", "lon lam cuoc snippets", "nong lam cuoc 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: (((("con lam cuoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("con lam cuoc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( con lam cuoc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("con lam cuoc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.