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