Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thao van can snippets" » "thao van code snippets", "thai van can snippets", "hao van can snippets", "thanh van can snippets", "thao van canh snippets", "thao van ban snippets", "thao ban can 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: (((("thao van can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thao van can snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( thao van can snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thao van can snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.