Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"shan lu cau snippets" » "shan lu code snippets", "shan li cau snippets", "nhan luc cau snippets", "than luc cau snippets", "shan lua cau snippets", "shan le cau snippets", "shan cu cau 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: (((("shan lu cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("shan lu cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( shan lu cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("shan lu cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.