Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tao cuu tre snippets" » "tao cuu code snippets", "tao cu tre snippets", "tao cau tre snippets", "khao cuu tre snippets", "tao cua tre snippets", "tao cau tren snippets", "tao cau treo 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: (((("tao cuu tre snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tao cuu tre snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tao cuu tre snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao cuu tre snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.