Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"phap han he snippets" » "phap han code snippets", "phap hoan he snippets", "phap phan he snippets", "phap nang he snippets", "phap han che snippets", "phap hanh he snippets", "phap dan he 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: (((("phap han he snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phap han he snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phap han he snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phap han he snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.