Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"khoi via cua snippets" » "khoi via code snippets", "khoi va cua snippets", "hoi va cua snippets", "khoi ki cua snippets", "khoi gia cua snippets", "khoi gian cua snippets", "khoi giau cua 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: (((("khoi via cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khoi via cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( khoi via cua snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khoi via cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.