Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tao chu cua snippets" » "tao chu code snippets", "tao cu cua snippets", "tao cau cua snippets", "cao chu cua snippets", "tao chuc cua snippets", "tao hu cua snippets", "tao chi 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: (((("tao chu 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: (((("tao chu cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tao chu cua snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao chu cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.