Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cac cam he snippets" » "cad cam he snippets", "cac cap he snippets", "cac cau he snippets", "cac cam khe snippets", "cac cac he snippets", "cac nam he 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 cam he 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 cam he snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cac cam he snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cac cam he snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.