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