Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chiec da cua snippets" » "chiec la cua snippets", "chien dau cua snippets", "chieu day cua snippets", "chiec dai cua snippets", "chiec day cua snippets", "chiec dan cua 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: (((("chiec da 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: (((("chiec da cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chiec da cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chiec da cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.