Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tan van che snippets" » "tan van code snippets", "tran van che snippets", "tang van che snippets", "luan van che snippets", "tan han che snippets", "tan van chi snippets", "tan van cho 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: (((("python using java snippets") or ("tan van che snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("tan van che snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( tan van che snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("tan van che snippets"))) or ("locating bug core snippets"))*.