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