Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tang van che snippets" » "tang van code snippets", "dang van che snippets", "hoang van che snippets", "trong van che snippets", "tang han che snippets", "tang van chi snippets", "tang van cho 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: (((("python using java snippets") or ("tang 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 ("tang van che snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( tang van che snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("tang van che snippets"))) or ("locating bug core snippets"))*.