Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"hanh cat do snippets" » "hanh cat code snippets", "hanh cac do snippets", "hanh luat do snippets", "nhanh cay do snippets", "hanh cau do snippets", "hanh cap do snippets", "hanh cao 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: (((("python using java snippets") or ("hanh cat do snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("hanh cat do snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( hanh cat do snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("hanh cat do snippets"))) or ("locating bug core snippets"))*.