Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tat cua cau snippets" » "tat cua code snippets", "mat cua cau snippets", "tat ca cau snippets", "bat cua cau snippets", "tat chua cau snippets", "tat cua cac snippets", "tat cua chu 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: (((("tat cua 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: (((("tat cua cau snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tat cua cau snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tat cua cau snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.