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