Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chung han le snippets" » "chung han code snippets", "chung nhan le snippets", "chung than le snippets", "chuong han le snippets", "chung phan le snippets", "chung han lee snippets", "chung han lew snippets"
"python using java snippets" » "python using data snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("chung han le snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chung han le snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( chung han le snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chung han le snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.