Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"nhap ca he snippets" » "nhap ca code snippets", "nhap cac he snippets", "nhap ca hue snippets", "nhap ca phe snippets", "phap ca he snippets", "nhan ca he snippets", "nhat ca he 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: (((("nhap ca he snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("nhap ca he snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( nhap ca he snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("nhap ca he snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.