Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trinh bac ho snippets" » "tinh bac ho snippets", "trinh cac ho snippets", "trinh ban ho snippets", "trinh bac bo snippets", "trinh bac ha snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("trinh bac ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh bac ho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh bac ho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh bac ho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.