Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"len cho thue snippets" » "len choi thuc snippets", "len cuc thue snippets", "len choi thue snippets", "nen cho thue snippets", "ben cho thue 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: (((("len cho thue snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("len cho thue snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( len cho thue snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("len cho thue snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.