Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"sach cua cua snippets" » "sach cua code snippets", "cach cua cua snippets", "mach cua cua snippets", "sac cua cua snippets", "sach cua chua snippets", "sach ca cua snippets", "sach qua cua 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 cua 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 cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( sach cua cua snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("sach cua cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.