Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac da cau snippets" » "cac dan cau snippets", "cac dai cau snippets", "cac dac cau snippets", "cac dat cau snippets", "cac va cau 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: (((("cac da 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: (((("cac da cau snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac da cau snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac da cau snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.