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