Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"loc dai cau snippets" » "luoc dai cau snippets", "hoc dai cau snippets", "loc da cau snippets", "loc dat cau snippets", "loc dai hau 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: (((("loc dai cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("loc dai cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( loc dai cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("loc dai cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.