Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lay hai cua snippets" » "lay thai cua snippets", "ly hai cua snippets", "lay lai cua snippets", "lay hoi cua snippets", "lay dai 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: (((("lay hai 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: (((("lay hai cua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lay hai cua snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lay hai cua snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.