Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cach pha doc snippets" » "cach phap doc snippets", "cach pham duc snippets", "cach than doc snippets", "cac pha doc snippets", "sach pha doc 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: (((("cach pha doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cach pha doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cach pha doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cach pha doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.