Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nhan tao hon snippets" » "nhan tao code snippets", "nhan tai hon snippets", "nhan dan hon snippets", "nhan va hon snippets", "nhan tam hon snippets", "nhan tao con snippets", "nhan tao hoi 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: (((("nhan tao hon snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhan tao hon snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( nhan tao hon snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhan tao hon snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.