Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"pha tinh cua snippets" » "pha tinh code snippets", "phap tinh cua snippets", "pham tinh cua snippets", "ha tinh cua snippets", "pha trinh cua snippets", "pha sinh cua snippets", "pha tinh chat 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: (((("pha tinh 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: (((("pha tinh cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( pha tinh cua snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("pha tinh cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.